This ultra-thin wireless Bluetooth numeric keypad is designed for efficient data entry, helping users expand their keyboard capabilities without added bulk. Made from aluminum alloy and ABS materials, it offers a durable and comfortable typing experience. For professionals handling spreadsheets, accounting, or data tasks on laptops, this keypad provides a seamless way to input numbers quickly. It connects wirelessly to your device, allowing for a clutter-free setup ideal for mobile work or desk environments. Features 28 function keys, including backspace, tabs, and navigation, to assist with Excel and accounting software. Utilizes Bluetooth 3.0 for a stable connection up to 10 meters, compatible with Android, Windows, and Mac systems. Scissor switch mechanism ensures a responsive and quiet typing feel. Compact size of 121x100x12.5mm and lightweight at 95g for easy portability. Includes a 140mAh battery for reliable extended use. This keypad fits well for anyone needing extra numeric input on the go, such as accountants, data analysts, or frequent travelers who work with numbers.

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This ultra-thin wireless computer mouse is designed for seamless everyday computing, offering a slim profile in silver, black, or grey options. It connects via 2.4GHz technology for standard wireless performance. For daily tasks like web browsing, document editing, or casual gaming, this mouse delivers reliable connectivity without cords, making it suitable for office desks or home setups where space and ease matter. Wireless range up to 10 meters for flexible use in various environments. Built-in memory ensures no re-pairing needed after battery changes. Up to six months of battery life with one AA alkaline battery, promoting energy efficiency. Ergonomic design with a comfort grip to reduce hand fatigue during extended sessions. Adjustable DPI settings (800 or 1600) for precise cursor control. Shortcut buttons for easy navigation of web pages or applications. Automatic sleep mode to conserve power when not in use. This mouse fits users who need a straightforward, plug-and-play solution for standard computer activities, compatible with most USB-enabled devices.

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This ultra-wideband log-periodic antenna supports WiFi connectivity across a wide frequency spectrum, helping to maintain stable signals in various environments. For instance, it's helpful in larger homes or offices where WiFi signals weaken over distance, allowing for better coverage and reduced dropouts when positioned strategically. Operates over a 600-6000MHz frequency range for versatile use with multiple WiFi standards. Features a VSWR of less than 2, ensuring efficient signal transmission with minimal loss. Provides directional linear polarization and a gain of 6-7dB to focus signals effectively. Handles up to 50W power capacity for reliable performance. Includes an SMA-K connector for easy integration with compatible devices. Compact at 20x20cm and weighing just 74 grams, it's easy to install without taking up much space. This antenna fits well for those needing enhanced WiFi in everyday settings, offering practical improvements for better connectivity.

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The UltraFire 18650 3000mAh rechargeable lithium battery offers a dependable power source for various devices. As a standard 18650 Li-ion battery, it provides consistent performance without the memory effect, meaning you can recharge it fully every time. In everyday use, this battery powers emergency lights during outages, keeps portable devices like flashlights running on trips, or supports power tools for DIY projects, ensuring you have reliable energy when needed. Delivers 3000mAh capacity at 3.7V for extended runtime in compatible devices Supports up to 1000 recharge cycles, reducing the need for frequent replacements Made from environmentally friendly Li-ion material, promoting sustainable usage Compact size of 7cm length and 2cm diameter for easy fit in most battery compartments No memory effect, allowing full recharges without capacity loss over time Compatible with emergency lighting, portable electronics, and power tools This battery fits well for users seeking a practical, long-lasting option for everyday and backup power needs, such as outdoor enthusiasts or homeowners preparing for power interruptions.

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The ULTRASNOW RS unlocked chip SIM card offers a straightforward way to enhance network flexibility for iPhone users. It helps manage SIM operations without complex setups, making it a practical choice for everyday mobile needs. For instance, if you're traveling or switching carriers, this SIM card allows you to connect to various networks easily. Simply insert it into your iPhone, and it works with the iOS16 system, avoiding the need for additional software or drivers. Stable base design to prevent accidental dislodging during use Constructed from durable ABS material for long-lasting performance Broader compatibility with multiple network operators for reliable connections No software installation required—just plug in and go Compact and thin design that fits seamlessly into your device This SIM card is ideal for iPhone owners looking for a simple, space-saving solution to handle network changes without complications.

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Ultrasonic Blackhead Remover Pore Cleaner is a compact facial device designed for at-home pore cleansing and skin prep. Use it on clean skin to remove dead skin cells, dirt, blackheads, and whiteheads, while preparing your skin to better absorb serums, oils, and moisturizers. Ultrasonic vibration at 22–28 kHz targets pores for deep, gentle cleansing. One-button control with LED indicator provides simple, intuitive operation. Effectively removes dead skin cells, dirt, blackheads, and whiteheads to help refine pores. Compatible with cleansing oil, cleansing foam, essential oils, and essence creams to enhance absorption. ABS plastic body with built-in 500 mAh battery; compact and lightweight. Specifications: Operating voltage 3.7V • Rated power 3W • Charging voltage 5.0V • Battery: built-in 500 mAh • Frequency: 22–28 kHz • Material: ABS. Designed for home skincare routines with a comfortable grip and portable form.

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The Ultrasonic Calculus Removal Dental Scaler is a compact, home-use device built with ABS housing and a stainless steel tip. It uses ultrasonic vibrations to aid calculus and plaque removal, with an LED display and multiple power settings. Ideal for between-dentist visits, it supports gentle cleaning around gums, hard deposits, and targeted areas such as molars and front teeth. 37–42 kHz ultrasonic frequency enables effective calculus removal with controlled power Five intensity levels and LED screen for clear, on-device control Two interchangeable cleaning heads address different dental problems Built-in intelligent identification chip ensures hard tooth action without gum vibration 700 mAh battery with USB charging at 5V/1A; 1.75W input, 2.5W max output Noise level around 60 dB for a less intrusive operation Specifications: Material: ABS housing with stainless steel tip; Battery capacity 700 mAh; Working frequency 37–42 kHz; Input power 1.75W, max output 2.5W; Noise ~60 dB; USB charging at 5V/1A. Fit and handling: Compact, handheld design with an ergonomic grip for precise, comfortable use at home.

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Ultrasonic Cleaner for Jewelry and Glasses is a compact, rechargeable cleaner that uses high-frequency vibration to loosen dirt and oil from small items. It targets crevices in glasses, jewelry, watch straps, and tiny toys, delivering 360-degree cleaning that reaches into gaps water alone cannot reach. High-frequency cavitation forms 50–500 μm bubbles that rapidly emulsify dirt. 360-degree, multi-directional cleaning penetrates tight gaps and between links. Suitable for glasses frames, rings, bracelets, watches, and small accessories. Optional purple light model adds an upgraded purple light for surface bacteria reduction. Stable, quiet operation with four anti-slip feet to minimize desk movement. One-click startup keeps operation simple; power options: AAA x 2 (not included) or built-in 1200 mAh Li battery in the purple-light variant. Compact body made of PP; grey or patterned versions with inner slot 152 × 54 × 36 mm. Fit: Inner slot dimensions 152 × 54 × 36 mm; outer body measures about 190 × 72 mm with height 68–70 mm and weight about 190–200 g, depending on style.

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The Ultrasonic Cleaning Machine features a 0.7 L tank and is designed for small items such as jewelry and compact tools. It uses a high-power transducer to deliver strong cleaning action in a compact form. This cleaner helps remove oils, dirt, and residues from rings, earrings, watch parts, and small hardware—without manual scrubbing. 0.7 L tank capacity for small items High-power transducer delivers effective cleaning Forced cooling enables longer operation without overheating Safety circuit design with moisture-protected PCBA Compatible with standard ultrasonic cleaning solutions Compact footprint fits on a bench or shelf Specifications: Capacity 0.7 L; transducer type: high power; cooling: forced cooling; safety: moisture-protected PCBA. Fit: Ideal for jewelry and small tools; suitable for rings, earrings, watch parts, and small hardware.

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This ultrasonic distance measurer with laser pointer offers a straightforward way to take accurate measurements for everyday tasks. It uses ultrasonic technology combined with a laser for enhanced precision in various environments. Use this tool for quick room measurements during home renovations, furniture placement, or outdoor projects. Simply point and measure distances up to 18 meters (60 feet), with the device beeping to signal completion, making it easy to work alone or verify layouts without needing a helper. Backlit LCD display for clear visibility in low-light conditions, sized at 28mm x 16mm Switchable units between meters and feet for international or imperial preferences Laser pointer to assist in aiming, improving accuracy to within +/-0.5% or 1cm Automatic power-off feature to conserve battery life Compact dimensions of 78mm x 70mm x 36mm and lightweight at 68g for easy portability Resolution down to 1cm or 1/2 inch for detailed measurements This device fits well for DIY enthusiasts, contractors, or anyone needing reliable distance measurements without bulky equipment.

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This ultrasonic distance measurer with laser pointer provides a reliable tool for accurate distance calculations in various settings. Use it for everyday tasks like measuring room dimensions for home renovations or estimating materials for DIY projects, helping to avoid errors and save time without the need for manual tools. Backlit LCD display (30mm x 19mm) for clear readings in low-light conditions Measures distances from 0.5m to 18m (2ft to 60ft) with ±0.5% ± 1cm accuracy Includes laser pointer for precise targeting and functions for area, volume, addition, and subtraction calculations Automatic power off to conserve battery, powered by a 9V battery (not included) Supports units in feet or meters, with audible beep for measurement completion Compact dimensions of 150mm x 55mm x 30mm and lightweight at 90g for easy portability This device fits users seeking a straightforward, handheld solution for occasional measurements in construction, interior design, or property maintenance.

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This ultrasonic distance measurer with laser pointer provides a reliable method for indoor distance calculations, ideal for everyday measuring tasks. Users can employ it for quick room dimensions in real estate appraisals or construction planning, allowing for efficient area and volume assessments without cumbersome tools. Measures distances from 0.55 to 18.288 meters with an accuracy of 0.5% plus one digit Includes area and volume calculation, plus addition and subtraction functions for multi-step measurements Features a backlight LCD display and automatic power off to extend battery life Supports three memory slots and a feet/meter switch for flexible unit preferences Operates on a 9V battery (not included) and includes error confirmation for reliable results It fits well in indoor settings with temperatures between 0°C and 43°C, making it a practical choice for professionals needing precise, on-the-spot measurements.

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This ultrasonic distance measurer with laser pointer offers a straightforward way to handle distance, area, and volume calculations for everyday tasks. For realtors estimating room sizes during property viewings or builders checking dimensions on job sites, this tool provides reliable measurements without the need for ladders or tapes, making it ideal for quick indoor assessments. Measures distances from 0.55 to 18.288 meters with an accuracy of 0.5% plus 1 digit Includes a laser pointer for precise targeting and automatic area and volume calculations Features a switch between feet and meters, plus an LCD display for easy reading Equipped with three memory slots to store recent measurements and automatic power-off to conserve battery Operates at a 40 kHz frequency and works in temperatures from 0°C to 43°C Includes error confirmation to help identify potential issues during use This device fits well for professionals and hobbyists needing accurate, portable measurement solutions for home renovations or site surveys.

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The HC-SR04 ultrasonic distance sensor is a compact module designed for measuring distances in various microcontroller projects, particularly with Arduino boards. This sensor is useful for applications like obstacle detection in robotics, parking assistants, or smart home setups, where accurate distance measurement helps in creating responsive and efficient systems. Features four-pin connections: VCC, Trig, Echo, and GND for straightforward integration Provides an output signal ranging from 0V to 5V, compatible with 5VDC power supplies Detects distances from 2cm to 450cm with a precision of up to 3mm Operates by sending eight 40kHz square waves upon receiving a trigger signal of at least 10us Automatically detects returning pulses to calculate distance Easy to use with Arduino, requiring basic programming for data interpretation Light specifications include a power requirement of 5VDC and compatibility with common microcontroller platforms for hobbyists and educators building distance-measuring projects. This sensor fits well into educational, prototyping, and DIY electronics scenarios where reliable distance data is needed without complex setup.

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Ultrasonic Electric Scaler Portable for Home Dental Cleaning is a compact, handheld device that uses ultrasonic vibration for at‑home cleaning. An intelligent chip ensures high-frequency action on hard teeth while reducing vibration on soft gums. Use it between dental visits, while traveling, or for quick touch‑ups when a dentist isn’t available. Material: ABS body with stainless steel components for durability Battery and charging: 1500 mAh battery; up to 3.5 hours of use; Type-C charging; ~3.5 hours to recharge Frequency and power: 37–44 kHz; up to 2.5 W output Intelligent vibration: auto-adjusts for hard teeth; minimal vibration on soft gums Cleaning heads: two cleaning heads included for different areas Design and portability: compact handheld form for home use; easy to store Specifications: Voltage 3.7 V; charging interface Type-C; battery capacity 1500 mAh; frequency 37–44 kHz; max output 2.5 W; charging time ≈ 3.5 hours; battery life ≈ 3.5 hours. Fit: Designed for adults performing at‑home cleaning; compact, travel-friendly, and comes with two cleaning heads for versatile use.

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The Ultrasonic Electronic Pest Reject with US plug is a compact, non-toxic deterrent designed for homes and small spaces. It emits ultrasonic frequencies to deter cockroaches, mosquitoes, and other common pests without chemicals. Ideal for spaces up to 50–80 m², place the unit about 30 cm above the floor and keep it unobstructed. Ultrasonic waves generally do not cross walls, so multiple units may be needed for larger areas. Frequency range: 22–65 kHz; inaudible to people and most pets. Coverage: up to 50–80 m² in open spaces. Non-toxic and mess-free: no poisons, traps, or cleanup. Plug-in design with a US flat-plane plug; not compatible with concave notch sockets. Low-maintenance operation; plug in and let it run. Designed for residential and light commercial use, it fits standard US outlets and can be used in homes, apartments, offices, and small shops.

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The Ultrasonic Facial Cleanser with Deep Cleansing Mode is a compact at-home skincare device designed for everyday use. It integrates a silicone brush that delivers deep cleansing while massaging the skin. Ideal for preparing skin before serums or moisturizers, it helps clear pores, control oil, and improve texture with a gentle massage. It supports simple use in daily routines. Three modes: deep cleansing, moisturizing introduction, and lifting/firming. Silicone brush delivers deep cleansing while massaging the skin. Blackhead and oil management with a specialized tip for clearer pores. Ultrasonic vibration helps dislodge impurities and can atomize distilled water for rinsing. EMS micro-current activates cells to support gentle lifting and firmness. Specification highlights: Power ≤ 3 W; DC 5 V input; charging time about 3 hours; size 175×55×67 mm; weight about 122 g. Ergonomic, compact design fits comfortably in one hand for precise control during use.

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This Ultrasonic Insect Repellent Mosquito Killer US Plug provides a chemical-free deterrent using ultrasonic waves and intelligent frequency control. It runs quietly and consumes little power for ongoing use. Ideal for kitchens, storage rooms, shops, hotels, and small offices, it covers spaces up to around 100 square meters when placed as directed. Compact size: 6 x 2 x 8 cm with an ABS body for durability Safe operation: non-radiating in use and features automatic frequency adjustment Low power: rated 5 W with energy-saving design Wide electrical compatibility: 90–250 V AC; 50–60 Hz (110/220 V compatibility) Effective area: suitable for areas under 100 m² Plug-in installation: install 20–80 cm above ground, perpendicular to surface Maintenance: clean with a dry soft cloth; avoid solvents Specifications: Size 6 cm x 2 cm x 8 cm; Material ABS; Power 5 W; Voltage 90–250 V AC; Frequency 50–60 Hz; Usable area <100 m². Fit: A practical option for homes, small offices, hotels, restaurants, and warehouses seeking chemical-free pest deterrence.

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The Ultrasonic Insect Repellent with UK plug is built for indoor use in homes, offices, kitchens, and storage spaces. It emits ultrasonic waves to deter common household pests. Plug into a standard UK outlet in kitchens, corridors, or work areas. With coverage up to 150 m², it helps protect multiple rooms when used as part of a broader pest prevention approach. It is suitable for spaces where pests are a concern, such as near food prep areas or storage rooms. Rated voltage: 110–220 V; UK plug Frequency range: 22–150 kHz Power consumption: 5–8 W; current 50–80 mA Coverage: up to 150 m² Applications: home, warehouse, kitchen, office Size: 11.2 × 6 × 3 cm Fit: compact 11.2 × 6 × 3 cm unit designed for standard UK wall outlets.

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The Ultrasonic Liquid Level Meter offers a reliable way to monitor water tank levels using ultrasonic technology, helping users track heights accurately without direct contact. In everyday use, this meter suits scenarios like monitoring household water storage or agricultural tanks, where it provides real-time data to prevent low levels or overflows, and alerts for timely interventions. Calculates liquid level based on ultrasonic echo time for precise measurements up to 5 meters. Features automatic low water level alarms and real-time temperature monitoring for added awareness. Transmits data wirelessly over 433MHz band with up to 100 meters range in open spaces. Includes IP65 waterproof rating for the transmitter, ensuring durability in outdoor conditions. Powered by standard AAA batteries (not included) for easy setup and portability. Delivers high-resolution readings: water level to 0.01m and temperature to 0.1 degrees Celsius. This meter fits well for users needing accurate, wireless monitoring of tanks from 1 to 5 meters, with compact designs for both transmitter (6.8x10.9x16.7cm) and receiver (13.5x2.6x8.4cm).

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The Ultrasonic Mosquito Repellent Bracelet model Q92 is a compact wearable designed for everyday use. Ideal for outdoor activities, travel, and casual settings where mosquito activity is a concern. Ultrasonic output in the 34 Hz–70 Hz range helps deter mosquitoes. Lightweight bracelet — about 45 g for comfortable all-day wear. Compact size: 45 × 60 × 100 mm with a discreet profile. Battery life up to 150 hours on typical use. Fast charging: about 30 minutes to ready state. Color options: black, white, black purple, white purple. Input: 5 V / 1 A for charging from standard USB power sources. Light specifications: 5 V / 1 A input, charging time about 30 minutes, estimated life around 150 hours. Fit: One-size design intended to fit most wrists.

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The Ultrasonic Mosquito Repellent Bracelet in black offers a portable, non-toxic way to reduce mosquito encounters during outdoor activities. It uses ultrasonic waves via a smart chip, suitable for most users, including the elderly, children, pregnant women and pets. Designed for seaside visits, parks, camping, hiking and fishing, it provides 360-degree protection around the wearer without chemicals. 360-degree protection using ultrasonic sound with a smart chip and three-speed settings. Safe, non-toxic wear for ages 3+ including seniors, children and pets. Quick charging: about 30 minutes to a full charge; runtime up to 150 hours. Flexible power: USB charging or built-in lithium battery; 5V input, 0.5A; 20 Hz rated, 36–68 Hz output. Compact and lightweight: 24 × 1.4 × 2 cm; approx. 58 g; color black. Light specifications: Battery capacity 80 mAh; rated power 5W. Fit: Wrist bracelet design aims for a comfortable, unobtrusive wear during outdoor activities for wrists of various sizes.

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Ultrasonic Mosquito Repellent with Dual-Speaker is designed for home use. It uses a physical, chemical-free approach to deter mosquitoes while you relax indoors. Ideal for living rooms, bedrooms, kitchens, and hallways where families spend time. It plugs into standard outlets and operates continuously to help reduce mosquito presence. Dual speakers deliver broader acoustic output for targeted areas Ultrasonic and electromagnetic dual-wave drive with cyclic frequency conversion Wide input range: 110–230 V; power 5–8 W Coverage up to 200 square meters Dimensions 115 × 58 × 53 mm; compact footprint Pure physical mosquito control; environmentally friendly and safe for family health In practice, the device targets common indoor mosquitoes with non-chemical signals. For best coverage, place it centrally in living spaces, and pair with proper room ventilation and closing entry points during peak mosquito activity hours. Fit: Compatible with standard 110–230 V outlets. Recommended for indoor spaces up to 200 m²; place in central areas for even coverage.

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Compact indoor ultrasonic mosquito repellent designed for everyday use. Housed in durable ABS, it plugs into US, UK, or EU outlets and operates from 90–250V at up to 6W. Ideal for bedrooms, living rooms, or offices where mosquitoes are a concern. The device uses radar sensing (2–6 m) to adjust ultrasonic output as insects approach, providing quiet, spray-free deterrence. Up to 80 m² of indoor coverage. Universal input 90–250V; power ≤6W. Ultrasonic frequency 24–84 kHz with auto sweep; fixed 25–35 kHz option. Radar sensing distance 2–6 m; stronger output as mosquitoes approach. Light sensor with tri-color LEDs when the room darkens to indicate activity. ABS housing, compact 80 g weight. Multi-band, multi-channel scanning to reduce adaptation. Light spec: Brightness environment illumination ≤10 lux. Fit: Suitable for indoor spaces up to 80 m² and compatible with US/UK/EU outlets; plug-in placement on shelves or desks.

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