Detectors & Meters

This gas leak detector is designed to monitor for natural gas, propane, coal gas, methane, and other combustible gases in residential settings. It features a straightforward setup and reliable detection to help identify potential hazards early. In a typical home, such as in the kitchen or near gas appliances, this device can provide peace of mind by displaying gas concentrations and alerting users to leaks, allowing for quick response to maintain safety. Clear LCD screen shows numerical gas concentration for easy monitoring. Loud audible alarm (over 85dB) and visual flash when gas levels exceed 2500 PPM. Detects multiple gases including liquefied petroleum gas and methane. Made from durable plastic, with a compact size of approximately 112x73x43mm for wall mounting. Operates on AC 90V-240V, compatible with standard EU plugs. Simple installation using included screws and panel. This detector fits well in homes, bathrooms, or utility areas, offering practical monitoring for families concerned about gas safety. Its white design blends discreetly into most environments.

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The SMART SENSOR portable handheld carbon monoxide gas detector offers reliable monitoring for CO levels in various environments. This device detects invisible CO gas, helping users stay aware of potential hazards in enclosed spaces. In daily use, such as in homes, garages, or workplaces, it provides early warnings when CO concentrations rise, enabling timely ventilation or evacuation to prevent health risks. Portable design with compact size and lightweight ABS plastic construction for easy carrying. Continuous monitoring of CO levels from 0 to 1000 PPM, with a large LCD display showing readings in ppm and ambient temperature in °C or °F. Adjustable alarm threshold, preset at 24 PPM, triggering sound, light, and vibration alerts for immediate notification. Fast response time under 60 seconds and auto power-off after 10 minutes of inactivity to extend battery life. Simple operation with on/off switch and temperature measurement for added environmental insight. This detector suits individuals or professionals needing straightforward, accurate CO monitoring in everyday or industrial settings.

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This portable digital TDS meter is a straightforward tool for measuring total dissolved solids in water, helping you assess overall water quality in parts per million (ppm). Use it to test tap water purity, evaluate the performance of water filters, or monitor nutrient levels in hydroponic systems, ensuring you maintain safe and clean water for drinking, aquariums, or pools. Measures TDS from 0-9990 ppm with ±2% accuracy for reliable readings. Includes a temperature function to check water from 31°F to 200°F. Features a hold button to save measurements for easy recording. Auto-off after 10 minutes to extend battery life, powered by two 1.5V LR44 batteries. Compact and lightweight design, making it easy to carry for on-the-go testing. Simple one-button operation suitable for beginners and experts alike. This meter fits well for everyday water quality checks in homes, gardens, or small-scale applications, providing practical insights into water purity without unnecessary complexity.

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The G120 Wall Detector is a practical tool for identifying hidden objects in walls, such as metals and wires, to support safe construction and renovation tasks. In everyday use, this device assists homeowners and DIY enthusiasts during projects like installing shelves or electrical work, by pinpointing potential hazards and structural elements accurately before making cuts or holes. Offers four detection modes: STUD for framing, DEEP for thicker walls, METAL for ferrous objects, and AC for live wires. Features a buzzer alarm that activates when nearing detected items, providing clear audio feedback. Includes an automatic shutdown function and low battery indicator on the LCD screen for efficient power management with a included 9V battery. Delivers reliable detection depths from 19mm to 38mm with accuracy of 3-6mm. Compact size of 15.5x3x8.2 cm makes it easy to handle and store. This wall detector fits well for users seeking a straightforward, battery-operated solution for precise scanning in various building materials.

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The dial indicator serves as a reliable tool for accurate engineering measurements, particularly in precision tasks. In practical settings, it's ideal for verifying the concentricity of principal axes in machinery, helping technicians ensure proper alignment during assembly, maintenance, or quality checks in workshops. Measures a range of 0-10mm with a fine resolution of 0.01mm for detailed readings. Features a pointer display for easy visualization of measurements. Compact dimensions of 5.5cm diameter, 2.2cm thickness, and 4cm bottom length, making it portable for various work environments. Constructed in silver color, offering a durable finish suitable for everyday use. Focuses on stable performance to support consistent results in repetitive tasks. Light specifications include its pointer-based interface, which simplifies operation without complex electronics. This dial indicator fits well for engineers and machinists needing precise tools for mechanical inspections and adjustments.

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The RV77 Portable Digital Finger Counter offers a simple solution for everyday counting needs, featuring a finger-worn design for hands-free use. Use it to track exercise reps, count inventory items, or monitor habits like steps or beads, with its luminous display ensuring visibility even in low-light settings for accurate tallying without interrupting your routine. Ergonomic finger-fit design for comfortable, secure wear during activities Compact size of 3.8x3x1.8cm and lightweight at 17g, making it easy to carry anywhere 5-digit display allows counting up to 99,999 for extended use Luminous function provides clear visibility in dim environments while maintaining low power consumption Made from durable plastic, available in random colors for versatile everyday application This counter fits well for fitness enthusiasts, crafters, or anyone seeking a reliable, portable tool for precise manual counting tasks.

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These pH test strips provide a straightforward way to measure the acidity or alkalinity of water samples, with a range from 0 to 14. Each pack contains 100 strips, making it practical for multiple tests in various settings. For everyday use, these strips are helpful for monitoring drinking water quality, checking aquarium conditions, or assessing hydroponic solutions. Simply dip a strip into the liquid, compare the color change to the included scale, and get quick results to identify if the water is acidic, neutral, or alkaline. 100 strips per pack for ample testing without frequent repurchasing Easy analog color-matching method, no batteries or devices required Covers a full pH spectrum from 0 (highly acidic) to 14 (highly alkaline) Compact and portable design for on-the-go use Quick results in seconds, ideal for immediate water quality checks Strips are made from safe, reactive paper that changes color based on pH levels Light specifications include an analog display type and standard size for easy handling. This product fits well for home users, hobbyists, or anyone needing reliable water pH monitoring to maintain balanced environments.

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This pH test paper roll is designed for straightforward testing of acidity levels in everyday liquids, offering a simple way to measure pH from 0 to 14. Ideal for home experiments, water quality checks, or monitoring aquariums, it allows users to quickly dip the paper into a sample and compare color changes to a provided scale, helping identify if a liquid is acidic, neutral, or alkaline. Approximately 5 meters long for multiple tests Color-changing strips that match a pH scale chart within 15 seconds Compact and portable design for easy storage and transport Reliable readings across a wide pH range, suitable for liquids like urine, saliva, or soil Simple usage: immerse two color blocks briefly and compare results Durable paper material that keeps dry for accurate performance Light specifications include a roll format for convenience, and it's best for users needing occasional pH testing without advanced equipment, such as educators or hobbyists.

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This portable analog battery tester is a straightforward tool for checking the condition of 9V and 1.5V batteries, helping you determine if they're still usable. In daily scenarios, it's handy for electronics enthusiasts or travelers who need to quickly assess battery life before use, preventing unexpected device failures during trips or projects. Compact dimensions of 55 x 52 x 23 mm and lightweight at 33 grams, making it easy to carry in a bag or pocket. Features an easy-to-read color-coded scale that shows battery power levels at a glance. Includes a movable arm to securely hold various battery types, including 1.5V button cells and regular or rechargeable ones. Equipped with two side buttons specifically for testing 9V batteries. Simple operation without complex setup, ideal for quick checks on the go. Does not require batteries to operate, ensuring immediate usability. With its practical design, this tester suits anyone managing household electronics or portable devices, offering a reliable way to extend battery life and reduce waste.

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This battery capacity indicator is designed to monitor the charge level of 12V lead-acid and lithium batteries, providing a clear percentage display for easy assessment. In practical scenarios, such as RV maintenance, solar power systems, or electric vehicle setups, it helps users track battery health in real-time, allowing for timely recharges and preventing potential failures. Compatible with lead-acid batteries (12V to 48V) and lithium batteries (2 to 15 strings), offering versatile application options. Displays both power percentage and voltage, with buttons for quick setup and display switching. Operates on a working voltage of 6-63V with less than 5mA current draw, ensuring minimal impact on battery life. Features a compact design measuring 61.3x33.3x13.5mm, green light display, and surface waterproofing for reliable outdoor use. Easy installation via a simple hole mount with included buckle, no screws required, and low sleep power consumption of 12uA. This indicator fits well for hobbyists, technicians, or anyone managing battery-powered equipment, providing straightforward monitoring without unnecessary complexity.

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The WINTACT Carbon Monoxide Detector offers a practical solution for monitoring CO levels in indoor environments. In everyday use, such as in homes or workshops, it helps detect potential CO buildup from appliances like furnaces or generators, allowing users to address risks promptly and maintain safer air quality. Features a color-screen display and bilingual interface (Chinese/English) for straightforward operation Provides three alarm forms: sound, light, and vibration to alert users effectively Includes data recording for up to 120,000 entries, enabling review of CO levels over time Operates on a rechargeable 1800mAh lithium battery with up to 8 hours of standby Adjustable alarm points and quick response time of under 30 seconds for timely notifications Compact design measures 71 x 153 x 49mm and weighs 215.4g for easy placement This detector fits well for individuals or families seeking reliable indoor monitoring tools, especially in spaces with potential CO sources.

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This digital refractometer offers a straightforward way to measure sugar content and specific gravity for home brewing of beer and wine. In practice, home brewers can use it to check Brix levels during fermentation, helping to determine when a batch is ready for bottling or adjustments, without the need for complex equipment. Digital display provides fast, easy-to-read results for Brix and specific gravity measurements Measurement range includes Brix from 0.0% to 50.0% and specific gravity from 1.000 to 1.130 Accuracy of 0.001 ensures reliable readings for consistent brewing outcomes Includes a cleaning cloth and manual for simple maintenance and operation Compact design makes it portable for use in various brewing setups User-friendly interface suitable for beginners and experienced brewers alike This tool fits well for those monitoring fermentation at home, providing essential data to refine their brewing process effectively.

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The digital refractometer offers a straightforward way to measure seawater salinity and related metrics, providing reliable readings for various water quality assessments. For users monitoring marine environments, such as aquarium hobbyists or field researchers, this device simplifies salinity checks to ensure balanced conditions, helping prevent issues like coral bleaching or fish stress by delivering quick, precise data. Digital display for easy, instant readability of measurements Versatile measurement capabilities including salinity, specific gravity, and refractive index Accuracy within ±0.2% for salinity, supporting dependable results Compact design with included cleaning cloth and manual for convenient use Measurement range from 0.0-28.0% salinity and 1.000-1.217 specific gravity Simple operation suitable for both beginners and experienced users This refractometer fits well in settings needing accurate, on-the-spot salinity analysis, such as home aquariums or educational labs, without requiring advanced technical skills.

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This compact handheld laser distance meter offers a practical solution for quick and accurate measurements in various settings. Designed for everyday use, it helps users measure distances with ease, eliminating the need for traditional tools like tapes. In scenarios such as home renovations, interior design, or on-site construction, this device allows for fast room dimensions, furniture placement, or layout planning without the hassle of manual measuring. Compact ABS construction measures just 109 x 35 x 22mm, making it easy to carry in a pocket or bag for on-the-go use. Rechargeable 200mAh lithium battery supports up to 2000 measurements and features auto-off after 60 seconds to conserve power. Switchable units between meters, inches, and feet for versatile applications in different contexts. Clear LCD backlight ensures readability in low-light conditions, with ±2mm accuracy for reliable results up to 40 meters. IP54 rating provides basic protection against dust and splashes, suitable for indoor and light outdoor tasks. This meter fits well for DIY enthusiasts, contractors, and real estate professionals seeking a portable, efficient tool for precise measurements in everyday projects.

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The SNDWAY digital refractometer is a practical tool for measuring sugar concentrations in beverages, fruits, and other liquids, offering reliable results for various applications. In everyday use, this device helps in quality checks for beverage production, fruit harvesting, or agricultural research by providing quick and accurate Brix readings to assess sweetness and ripeness levels. Automatic temperature compensation from 10°C to 40°C for consistent accuracy in different environments IP65-rated dustproof and waterproof design with a corrosion-resistant sample tank Backlit LCD display for clear visibility in low-light conditions, showing refractive index and sugar concentration Rechargeable 4200mAh battery supporting up to 20,000 measurements per charge for extended use High resolution of 0.1% Brix with an accuracy of ±0.2% Brix Compact size of 120x55x30mm and lightweight at 300g for easy portability Light specifications include a measurement range of 0-55% Brix and operation in ambient temperatures from 10°C to 40°C. This refractometer fits well for professionals in food and beverage industries, as well as researchers needing precise sugar analysis without complex setups.

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The LOMVUM compact laser level is a practical tool for accurate alignment in home projects, featuring a simple design that projects precise lines for everyday use. For tasks like hanging artwork, installing shelves, or leveling cabinets, this device provides reliable assistance by automatically adjusting to ensure straight lines, reducing errors and saving time during DIY work. Automatic leveling with alarm for uneven surfaces, enhancing accuracy Projects one perpendicular line, one horizontal line, and one bright spot for versatile applications 360-degree rotation for full coverage in any direction AC and DC dual power options for flexibility in different settings Durable construction with dust and water resistance for indoor use Lightweight and wall-mountable design for easy portability and setup Compact size, measuring approximately 5 inches, makes it ideal for tight spaces This laser level fits well for homeowners and hobbyists tackling routine alignment needs, offering dependable performance without unnecessary complexity.

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The WINTACT Home Combustible Gas Leak Detector is a practical tool designed for detecting combustible gases in residential settings, helping to identify potential leaks before they escalate. In everyday use, this device is ideal for homeowners monitoring kitchens, basements, or garages where gas appliances are present. It alerts users quickly to gas presence, allowing for timely ventilation or professional intervention to maintain a safer environment. Detects combustible gases like methane with adjustable sensitivity starting at 50ppm for precise monitoring. Features a sound and light alarm for clear, immediate notifications. Utilizes a low-power semiconductor sensor with a fast 2-second response time. Warms up in about 60 seconds and supports continuous operation for up to 8 hours on standard AA batteries. Constructed from durable plastic, with a compact sensor size of 30 cm for easy handling. Operates effectively in temperatures from 0°C to 50°C, enhancing reliability in various home conditions. This detector fits well for those seeking an affordable, user-friendly solution for routine gas safety checks in the home.

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The Wintact Portable Oxygen Detector is a compact device for monitoring oxygen levels in air, helping users stay informed about environmental conditions. In practical settings, such as homes, labs, or enclosed workspaces, this detector allows for quick checks of oxygen concentration to support safe activities, like assessing indoor air quality or preparing for confined space entry. Measures oxygen levels from 0 to 25% VOL, with a maximum overload of 30% Features a fast response time of under 15 seconds for timely readings Equipped with an electromagnetic O2 sensor for accurate detection Operates in ambient humidity ranging from 15-90% RH, suitable for various conditions Powered by three 1.5V AA batteries (not included), ensuring portability and ease of use Includes a user manual for straightforward setup and operation This device fits well for anyone requiring dependable oxygen monitoring, from hobbyists to professionals, by providing essential data for informed decisions in daily or work-related environments.

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The Wintact Hydrogen Sulfide Gas Detector is a practical tool for detecting H2S levels in various environments, helping to monitor air quality and potential hazards. In industrial settings or laboratories, this detector can be used to check for hydrogen sulfide gas, allowing users to identify risks early and take appropriate actions, such as ventilating areas or wearing protective gear. HOLD function for retaining current readings during monitoring sessions MAX and MIN tracking to observe peak and low gas levels over time Unit switching between PPM and MG/M³ for flexible measurement options Customizable alarm settings to alert when unsafe levels are detected Easy calibration to ensure accurate readings Timed shutdown feature for battery conservation Light specifications include the device without a battery and an included manual for setup. This detector fits well for professionals in mining, wastewater treatment, or any scenario requiring reliable H2S detection.

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This portable combustible gas leak detector offers a practical solution for monitoring potential gas hazards in your home. It uses a contact combustion sensor to detect leaks within a 0~100% measurement range, providing an alert when methane levels reach 10%. In daily use, it's helpful for checking around gas stoves, heaters, or basements, allowing you to quickly identify and address risks before they escalate, promoting a safer living environment. Fast response time of about 10 seconds for timely detection Operates on 3x1.2V NiMH batteries, with a low battery indicator at 3.3V Works in temperatures from 0~50°C, suitable for most home conditions Includes a USB cable for convenient recharging Compact design for easy portability and storage Requires 3.6V working voltage and draws 200mA current This detector fits well in homes with gas appliances, offering reliable monitoring for everyday safety needs without overwhelming complexity.

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The Wintact Portable Carbon Monoxide Detector offers a straightforward way to monitor CO levels in your living spaces. This compact device helps detect invisible threats, providing peace of mind for everyday home safety. In a typical use case, place it in areas like kitchens, garages, or near heating appliances to quickly identify rising CO concentrations. It alerts you through audible alarms when levels exceed set thresholds, allowing timely action to prevent health risks. HOLD function for retaining current readings MAX and MIN tracking to monitor peak and low CO levels Unit switching between PPM, %VOL, %LEL, and mg/m³ for versatile measurements Customizable alarm settings for personalized alerts Built-in calibration to maintain accuracy over time Timed auto-shutdown to conserve battery life Key specs include a measurement range of 0-1000ppm and operation in temperatures from 32-122°F. This detector fits well for homeowners seeking reliable, portable monitoring without needing complex setup.

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This digital sound level meter is a practical tool for measuring environmental noise levels accurately, helping users track decibels in various settings. It's useful for monitoring noise in homes, offices, or outdoor areas, allowing you to identify sources of excessive sound and take steps to maintain a comfortable environment, such as checking for traffic noise or workplace compliance. Measures sound levels from 30 to 130 dBA, covering a wide range for everyday and industrial applications Offers ±1.5 dB accuracy for reliable readings in real-world conditions Frequency response of 31.5 Hz to 8 kHz, capturing a broad spectrum of sounds A-weighted frequency for standard noise evaluation, focusing on human hearing sensitivity 0.1 dB resolution for precise measurements, even in subtle changes Works in temperatures from 0-40°C and 10-80% relative humidity, suitable for typical indoor and outdoor use This meter fits well for individuals or professionals needing straightforward noise assessment tools, from hobbyists to safety inspectors, without requiring advanced expertise.

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This electromagnetic radiation detector is designed for monitoring electric and magnetic fields in everyday household environments, helping you assess potential radiation exposure. In a home setting, it's useful for checking radiation levels from devices like Wi-Fi routers, microwaves, or electrical wiring, allowing you to identify areas that might need attention for better safety practices. Detects both electric and magnetic field radiation simultaneously for comprehensive readings. Features a color screen display for clear, easy-to-read results. Includes sound and light alarms that activate automatically when levels exceed typical thresholds. Offers a one-button data lock to freeze and review specific radiation values. Provides an LCD graphic display to show trends in radiation levels over time. This detector fits well for individuals interested in maintaining awareness of electromagnetic fields in their living spaces, particularly in homes with multiple electronic devices.

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This digital soil moisture and pH meter serves as a practical tool for monitoring essential soil conditions in gardening and plant care. In a typical use case, gardeners insert the meter into the soil to quickly assess moisture levels and pH, helping to prevent overwatering or nutrient imbalances that can affect plant health. Measures both soil moisture and pH with a simple switch for easy readings Designed for use in various settings, including indoor pots, outdoor gardens, and lawns Features a straightforward operation: just insert the probe, select the mode, and read the scale directly Includes electrode care advice, such as cleaning after use to maintain accuracy and longevity Compact design for portability, making it convenient for frequent checks Avoids use in rocky soil to prevent damage, ensuring reliable performance over time Light specifications include a digital display for clear visibility. This meter fits well for hobbyists and professionals managing plant growth in home or small-scale settings.

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