This photoelectric smoke detector serves as a practical addition to home fire safety systems, featuring a red LED indicator for clear alerts when smoke is detected. In everyday use, it's helpful in residential settings like apartments or houses, where it can monitor areas up to 80 square meters and provide early warnings to help prevent fire incidents by detecting smoke particles reliably. Utilizes photoelectric technology for effective smoke detection in various environments. Operates on a wide voltage range of DC 9-35V, ensuring compatibility with different power setups. Incorporates a metal shield to reduce radio frequency interference, maintaining stable performance. Features low quiescent current (≤100uA) for energy efficiency during standby. Alarm activates with a current of 70-90mA and includes a red LED for visual notification. Made from durable ABS material, with a compact size of 10.3x4.9cm for easy installation. This detector fits well in homes or small spaces needing reliable smoke monitoring, offering straightforward setup and consistent operation without complex requirements.

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This battery-operated smoke alarm offers essential home safety monitoring with its compact design. It detects smoke and alerts users through sound and light, helping to provide early warnings in potential fire situations. In a typical home setting, this alarm can be placed in bedrooms, hallways, or kitchens to monitor for smoke, giving residents time to respond and evacuate safely, especially in multi-level houses or shared spaces. Compact size of 107x35mm for easy installation in various locations without obstructing space Shell made from ABS fire-proof material, designed to withstand high temperatures Operates on a single DC9V 6F22 battery, ensuring functionality even during power outages Features an acousto-optic alarm for clear auditory and visual alerts Includes simple test methods like a button press or smoke simulation to verify operation Sensitivity meets UL217 standard, suitable for detecting smoke in everyday environments This smoke alarm fits well in indoor areas such as family homes, warehouses, or dance halls, making it a practical choice for diverse safety needs.

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This wireless smoke detector offers reliable home fire safety with its photoelectric sensing technology. Designed for straightforward installation, it detects smoke early to help prevent potential hazards. In a typical home, this detector can be placed in key areas like bedrooms or kitchens. Upon detecting smoke, it sends wireless signals to alert residents, allowing for quick response to avoid escalation of fire risks. Features manual test and automatic reset for easy maintenance. Transmits alarm signals wirelessly at 433MHz or 315MHz for broader coverage. Includes LED indicators and a loud alarm (over 95dB at 3 meters) for clear notifications. Ultra-thin design with dustproof and insect-proof construction for durable performance. Powered by a 9V alkaline battery that lasts up to 2 years, reducing replacement needs. Strong environmental adaptability to minimize false alarms from light or dust. Key specs include a wireless range over 200 meters and compatibility with standalone or networked setups. This detector fits well in homes seeking effective, low-maintenance fire safety solutions.

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This carbon monoxide detector with an LCD display offers a straightforward solution for monitoring indoor air quality and detecting potential CO presence in homes. In everyday use, position it near fuel-burning appliances like furnaces or gas stoves to provide early alerts, allowing occupants to ventilate spaces or seek safety measures before CO levels become hazardous. Loud 85dB alarm ensures audible notification when CO is detected 3-digit LCD display clearly shows CO concentration for easy monitoring Red LED flashes during alarm mode to visually signal danger Green LED flashes every 30 seconds in standby to confirm operation Low-battery indicator chirps and displays a notification for timely replacement Sensitivity levels include alarms at 50ppm within 60-90 minutes, 100ppm within 10-40 minutes, and 300ppm within 3 minutes Powered by 3 AA batteries (not included), this device suits homes with gas-powered equipment, helping maintain a safer living environment through reliable detection features.

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This R&D Instruments electromagnetic radiation detector is designed for monitoring radiofrequency and non-ionizing radiation in everyday settings. It helps users identify potential exposure from common sources like WiFi, microwaves, and appliances. In a typical use case, place the detector near your computer or TV to measure electric field (EF), magnetic field (MF), and radio frequency (RF) levels. This allows you to assess radiation intensity and make informed decisions about your living space. Detects three RF types: WIFI/PHONE, MICROWAVE, and MIXED for comprehensive coverage Measures EF, MF, and RF with ±5% accuracy across a 40Hz-10GHz bandwidth Rechargeable via USB with a built-in 320mAh lithium battery for convenient, extended use Features three-color backlight and bar graph for easy visual assessment of radiation levels Includes auto-shutdown after 15 minutes to conserve battery Compact size of 14.4 x 6.7 x 2.7cm and lightweight at 140g for portability around the home With its versatile detection capabilities, this device fits well for homeowners or anyone seeking to monitor electromagnetic fields in daily environments, providing practical insights into radiation sources.

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The R&D Instruments RD630 is an electromagnetic radiation detector that measures wireless signals, including radio frequencies from devices like Wi-Fi and 5G. It provides straightforward detection for everyday use. In a home or office, use this device to scan for radiation levels around electronics, helping you identify potential sources and make informed decisions about your environment. It's practical for anyone monitoring EMF exposure during daily activities. Detects radio frequencies, Bluetooth, and 5G signals with a built-in high-precision sensor for reliable readings. Features three alarm types: sound, light, and display for easy interpretation of results. Includes wear-resistant felt and an anti-slip design to enhance durability and handling during use. Offers comfortable rubber buttons for intuitive operation, reducing fatigue in extended sessions. Measures a wide range: electric field from 1-1999 V/m, magnetic field from 0.1-999.9 mG, and radio frequency from 0.01-19.99 mW/square meter, with ±5% accuracy. Automatic shutdown after 15 minutes to conserve battery, powered by a 9V battery (not included). This compact detector, at about 14.7 x 6.85 x 2.8 cm and 132g, fits well for personal use in assessing electromagnetic fields in various settings.

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The R&D Instruments Coating Thickness Gauge offers a practical solution for measuring coating thickness in automotive settings. This device helps users obtain reliable data for inspecting paint layers on vehicles, aiding in quality checks and maintenance tasks. In automotive workshops or for DIY enthusiasts, this gauge is useful for verifying paint thickness to identify potential repairs or ensure even application, working effectively in various environmental conditions. Features a high-precision probe for accurate and consistent measurements. Includes automatic shutdown to conserve battery life during periods of inactivity. Supports zero-point and multi-point calibration for customized accuracy. Anti-slip grooves enhance grip, making it easier to handle during use. Equipped with industrial-grade buttons and a high-definition display for clear readability. Constructed with durable materials to withstand regular use. With compact dimensions of 12.5 x 6.1 x 3.3 cm and a lightweight 100g design, it fits easily into toolkits. This gauge suits professionals and hobbyists needing precise measurements in automotive inspections.

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This dual-channel industrial thermometer is built for accurate contact temperature measurements in various professional settings. It features a clear digital display and software-controlled readings to ensure reliability without drift. In industrial environments, such as manufacturing or HVAC maintenance, this thermometer helps users monitor two temperature points simultaneously, calculate differences, and maintain precise control over processes like heat treatment or equipment testing. 5-digit LCD display for clear visibility of temperatures up to -200.0 to 1370.0°C or -328.0 to 2498.0°F Fast sampling speed with reading lock function and automatic temperature compensation for consistent results Integrated shockproof cover and rear bracket for enhanced durability and easy handling T1 and T2 dual-input channels with temperature difference reading to compare points efficiently Low battery indicator and automatic shutdown to extend battery life, powered by a standard 9V battery (not included) Compact dimensions of 158x75x41mm for portability in field use This thermometer suits professionals in industrial, lab, or technical fields who require dependable, dual-point temperature monitoring without unnecessary complexity.

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This handheld laser tachometer provides a reliable way to measure rotational speeds of motors and machinery. It uses non-contact laser technology to capture accurate RPM readings from a distance, making it suitable for a range of industrial tasks. In practical use, this device helps mechanics and engineers quickly assess motor performance during maintenance or testing, such as checking impeller speeds in fans or shaft rotations in automotive components, without interrupting operations or risking contact with moving parts. Measurement range from 2.5 to 99,999 RPM for versatile applications High-resolution display: 0.1 RPM for speeds up to 999.9 RPM and 1 RPM for higher ranges Operates from 50-500 mm away, enhancing safety and ease Stores up to 20 data sets for convenient record-keeping Automatic range switching to adapt to different speeds Powered by a single 9V battery, with low power consumption around 35mA Features a high-definition backlit screen for clear visibility in various lighting conditions Light specifications include a 6MHz quartz crystal oscillator for precise timing. This tachometer fits well for professionals in motors, textiles, and automotive fields needing dependable, non-invasive speed measurement tools.

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The FNIRSI Automatic Current Clamp Multimeter offers reliable electrical testing with automatic detection of DC and AC currents, voltages, and frequency. This tool is useful for electricians and hobbyists performing diagnostics on wiring systems, allowing measurements without interrupting circuits, such as checking household appliances or automotive electrical issues for accurate troubleshooting. 2.0-inch TFT LCD display for clear, color-coded readings in various lighting conditions. 25mm clamp opening accommodates a range of wire sizes for versatile use. Simultaneous voltage and current measurement with automatic power calculation. Curve recording mode to track data fluctuations and review up to 30 historical sets. Non-contact voltage sensing and intelligent anti-burn protection for enhanced safety. Built-in 1500mAh rechargeable battery with Type-C port and auto-sleep feature for extended use. Light specifications include dimensions of 19.5x7.4x2.9cm and a weight of 191g, making it compact for on-the-go testing. It suits professionals needing precise, user-friendly tools for routine electrical maintenance.

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The FNIRSI Handheld Digital Tester offers reliable measurements for capacitance, resistance, and other components, making it a practical tool for electronic testing. In everyday use, such as repairing circuits or prototyping devices, this tester helps identify and analyze components quickly, improving accuracy in workshops, labs, or field settings without needing complex setups. Automatically detects and selects components for efficient testing Supports five test frequencies (100Hz to 100KHz) and three effective levels for versatile measurement needs Features a 2.8-inch TFT display with four-segment digits for clear, simultaneous viewing of main and auxiliary parameters Includes internal bias to handle nonlinear components accurately One-click locking and recording for easy data capture and analysis Provides open/short circuit correction to minimize errors from fixtures Comes with USB connectivity for data transfer and runs on a 3000mAh battery With its compact design and basic accuracy of 0.3%, this tester fits well for hobbyists, students, and technicians seeking precise, portable component analysis.

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The FNIRSI Three-in-One Radiation Detector is a versatile tool for monitoring electric field, magnetic field, and nuclear radiation, helping users assess potential environmental risks. In everyday scenarios, such as checking radiation levels around electronics, in homes, or during outdoor explorations, this device provides reliable readings to inform safer decisions. Detects electric field, magnetic field, and nuclear radiation with a sensitive Geiger-Müller tube for enhanced accuracy. Offers three interfaces: Professional Mode for detailed insights, Quick View for instant readings, and Curve Mode for tracking fluctuations over time. Features customizable alarm thresholds with audible, visual, and vibration alerts to notify of potential dangers. Includes a 2.4-inch color display with adjustable backlight for clear visibility in various lighting conditions. Powered by a 1500mAh battery with Type-C charging, supporting extended use. Compact design measures about 13.8 x 6.3 x 3.2 cm and weighs 141 g, making it easy to carry. This detector suits individuals or professionals needing straightforward environmental monitoring, such as hobbyists or safety inspectors, by delivering practical data for informed awareness.

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The HABOTEST Car Battery Tester is a digital device for evaluating 12V and 24V vehicle batteries, helping users assess key performance metrics with ease. For car owners and mechanics, this tester provides a straightforward way to check battery health during routine maintenance or troubleshooting, such as verifying voltage and internal resistance without needing to remove the battery from the vehicle. Measures essential parameters including voltage, state of charge (SOC), internal resistance (I.R.), battery life (SOH), and cold cranking current (CCA) for accurate diagnostics. Compatible with various battery types like standard lead-acid (STD), enhanced flooded (EFB), AGM, and GEL for versatile use. Features a four-wire Kelvin test method and overload protection up to 36V, enhancing measurement precision and safety. Includes a digital LCD display for clear readability of results, with alerts for loose connections via flashing icons and a buzzer. Made from durable ABS and TPE materials, with compact dimensions of 167 x 80 x 34 mm and a lightweight 332 g design for portability. This tester fits well for everyday vehicle maintenance, offering reliable checks to identify potential issues early and support informed decisions on battery replacement.

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The HABOTEST Handheld Tachometer is a versatile tool for measuring rotational speeds in various settings, offering both non-contact and contact options for accurate results. This device is ideal for mechanics, engineers, and technicians who need to assess machinery performance, such as checking RPM on engines or conveyor belts, ensuring precise diagnostics without interrupting operations. Supports non-contact measurement up to 99,999 RPM and contact up to 20,000 RPM for flexible applications. Features a removable contact probe with dual-bearing design for stable, reliable readings. Includes photodiode and laser sensors for high sensitivity and reduced interference. Offers multiple modes: photoelectric, contact speed, line speed, plus max/min/average functions. Powered by a 1200 mAh lithium battery, with USB connectivity for real-time data transfer to a computer. Ergonomic, non-slip grip to minimize fatigue during extended use. Lightweight at 140g and compact at 184x60x33mm, it fits easily into toolkits for on-the-go professionals in industrial or automotive fields.

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The HABOTEST Digital Electrical Socket Tester is a practical tool for verifying voltage and wiring safety in standard electrical outlets. In everyday use, plug it into a three-pin outlet to quickly check for wiring errors or perform GFCI and RCD tests, helping identify potential hazards in homes, offices, or commercial spaces before issues arise. Voltage measurement from 48V to 250V at 45-65Hz for accurate readings. Detects leakage voltage up to 99V and includes GFCI testing at 5mA. RCD testing at 30mA with trip time measurement from 10-1000mS. Automatic data lock after three seconds and auto-shutdown after five minutes of inactivity. Compact design with high-definition backlit display for easy visibility in low-light conditions. Powered by two 1.5V AAA batteries (not included) for portability. Available in dimensions around 67x65x63-75mm and weights of 92-103g, making it easy to carry. This tester fits well for DIY enthusiasts and electricians seeking a reliable way to ensure outlet safety and compliance with basic electrical standards.

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The PEAKMETER Three-Phase Motor Phase Sequence Detector is a practical tool for verifying phase sequences on AC lines, helping users identify potential wiring issues. In electrical maintenance or installations, this detector assists technicians by quickly checking three-phase power setups, ensuring motors operate correctly and reducing the risk of errors during troubleshooting. Detects phase sequence and phase loss on three-phase lines for accurate power assessment Performs contactless motor rotation direction detection to confirm proper operation without direct contact Simplifies motor wiring detection by indicating the correct sequence for reliable connections Measures magnetic fields to identify electromagnetic presence in the environment Operates over a frequency range of 2Hz to 400Hz and handles voltages from 120V to 400V AC Constructed from durable ABS material, with compact dimensions of 128x70x30mm and a weight of 168g for easy portability This device fits well in industrial and commercial settings for electricians and maintenance professionals needing precise, handheld tools for AC motor diagnostics.

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This wall stud and metal detector is designed for everyday home use, helping you locate hidden objects in walls, floors, and ceilings with ease. In scenarios like installing shelves, mounting a TV, or setting up garage racks, it allows you to accurately find wood studs, metal pipes, and live AC wiring, reducing the risk of accidents by clearly indicating potential hazards. Detects wood studs at depths up to 1.5 inches for reliable anchoring Identifies metal objects with a detection range of up to 0.06 meters Senses AC power lines to avoid electrical risks Provides sound and light alarms for clear notifications Features a bright LCD screen for easy result viewing Operates on a 9V battery (not included) for portability With compact dimensions of 16.7 x 6.6 x 3.4 cm, it's suitable for DIY enthusiasts and homeowners tackling various surfaces like painted walls or wood floors.

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This portable noise meter helps measure environmental sound levels for everyday monitoring, offering reliable readings in various settings. Use it to assess ambient noise in places like your home, office, or near traffic, helping you identify potentially disruptive sounds and make informed decisions about noise reduction. Measures sound from 30 to 130 dB with 1.5 dB accuracy and 0.1 dB resolution for precise monitoring. Features a backlit display for easy reading in low-light conditions. Includes a windproof sponge on the microphone to ensure accurate sound collection, even outdoors. Equipped with soft rubber buttons for comfortable, user-friendly operation. Supports A-weighted frequency response from 31.5Hz to 8KHz, suitable for common environmental noise assessment. Compact size of 150x50x30mm and lightweight at 81g, making it easy to carry. This device fits well for individuals monitoring noise in daily environments, such as parents checking baby room sounds or professionals evaluating workplace acoustics.

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This electromagnetic radiation detector is a practical tool for measuring EMF levels in everyday settings, helping users monitor potential radiation sources. In a home or office, it allows you to check radiation from appliances like TVs, computers, and refrigerators, or evaluate the effectiveness of protective gear such as radiation shielding films. Simultaneously detects electric field, magnetic field, and temperature with simple mode switching. Triggers visual and audible alarms when exceeding set thresholds (electric field: 40 V/m; magnetic field: 0.4 µT). Features an LCD screen that displays radiation trends and provides safety evaluations. Easy one-handed operation with buttons to switch between average, maximum, and minimum readings. Compact design for portable use in various environments. With dimensions of 152x52x26.5mm, it fits comfortably in your hand and requires three AAA batteries (not included), making it suitable for anyone seeking to assess radiation in daily life.

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The FNIRSI DSO510 is a handheld oscilloscope designed for accurate signal measurement in portable applications. It features a compact design that makes it easy to handle during fieldwork or benchtop use. For technicians, hobbyists, or engineers, this oscilloscope is useful for troubleshooting circuits, analyzing waveforms, and conducting quick diagnostics in maintenance or DIY projects, without needing a full lab setup. Sampling rate of 48MS/s for precise signal capture 10M bandwidth and vertical sensitivity from 10mV/Div to 10V/Div Built-in 13 adjustable waveforms to assist in testing High-definition storage with USB export for sharing measurements 2.8-inch display with 320x240 resolution for clear viewing 1000mAh battery with USB charging for extended use Multiple trigger modes including automatic, normal, and single This device fits well for users needing a lightweight, space-saving tool for everyday signal analysis tasks, with voltage ranges up to ±400V and frequency up to 50KHz.

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The Fnirsi 7-inch Portable Oscilloscope Tablet offers a practical solution for electronics analysis, featuring a compact design for on-the-go use. This device is useful for engineers, technicians, and hobbyists who need to capture and analyze electrical signals in various settings, such as debugging circuits in the lab or field testing components, with its intuitive touch interface and multiple trigger modes. 7-inch IPS screen with 1024x600 resolution for clear waveform viewing 350MHz analog bandwidth and 1GSPS maximum sampling rate for accurate signal capture Two channels with 1X/10X/100X probe magnification and up to 16-bit high-resolution mode Built-in 8000mAh battery providing about 3 hours of standby time Capacitive touch screen supporting multiple languages including English USB interface for data export and firmware upgrades Light specifications include a 60Kpts storage depth and air cooling for efficient operation. This oscilloscope fits well for users requiring a reliable, portable tool for everyday signal measurement tasks.

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The HABOTEST EMF Meter is a rechargeable device for detecting electromagnetic radiation, helping users measure potential exposure in everyday settings. In daily use, this meter allows you to scan areas around electronics, home appliances, or offices, providing data to assess radiation levels and make informed decisions about your environment. High-precision sensor with microcontroller for quick and accurate electromagnetic radiation detection, including electric, magnetic, and high-frequency fields. Dual alert system with sound, light, and color indicators—screen turns green below 0.12uT, orange below 0.40uT, and red at or above 0.40uT. USB rechargeable lithium battery for convenient, long-lasting power without battery replacements. Clear, large-font digital display for easy reading of measurements. Durable, waterproof, and dustproof design with a comfortable grip. With dimensions of 142 x 72 x 26mm and a weight of about 150g, it's compact and portable. This meter fits those seeking practical tools for monitoring EMF in personal or professional spaces.

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The Mingzheng Paint Film Thickness Gauge is a compact tool for accurately measuring paint film on metal surfaces, with a range up to 1500 micrometers. In practical settings, such as automotive repair or manufacturing quality checks, this gauge helps users verify coating thickness quickly, ensuring compliance with industry standards without interrupting workflows. Measures from 0 to 1500 micrometers with zero-point and multi-point calibration for reliable results. Automatically identifies substrate type, simplifying use on different metal surfaces. Features a high-definition backlit display for visibility in low-light conditions. Compact size of 124x31x23mm and lightweight at 60g, making it easy to carry for on-site inspections. Operates in temperatures from -20 to 40 degrees Celsius, suitable for various environments. Fast testing speed of 3-5 measurements per second, enhancing efficiency. This gauge fits professionals in painting, coating, and inspection roles who require precise, portable measurement tools for metal substrates.

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This coating thickness gauge offers reliable measurements for assessing paint and coatings on various surfaces. Designed for precision in everyday use, it helps users obtain accurate data without unnecessary complications. In practical scenarios, such as inspecting used cars in the automotive sector or checking metal surfaces in industrial settings, this tool allows for quick and efficient thickness evaluations, aiding in quality control and maintenance tasks. Automatic identification of base type for seamless operation on different materials Backlit digital display for clear readings in low-light conditions Fast response with small error margins and automatic power-off to conserve battery 0-point and multi-point calibration for enhanced accuracy Waterproof, responsive buttons for comfortable, durable handling Compact size of 10.3x5.2x2.5cm for easy portability Powered by 2 AA batteries, not included, ensuring wide compatibility With its straightforward design, this gauge fits the needs of technicians and inspectors who require a dependable, portable device for on-site measurements across industries like automotive and manufacturing.

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