Reviews Semiconductor Units

Northfan Portable Neck Fan- Personal Air Conditioner Fan 3 Speeds Fan and Semiconductor Cooling Chip USB Rechargeable Low Noise 360° Cooling Rechargeable for Indoor & Outdoor BLACK

【Semiconductor Cooling Chip】 Compared to a conventional personal neck fan, Our personal neck fan has an integrated semiconductor cooling chip in....
【3 Modes Adjustable】:The first mode is normal breeze, the second is low cooling mode and the third is high cooling mode. Sending cooling breeze of....
【Long Working Hours】:The neck cooling fan is equipped with Super Quite Engine and AI refrigerating Chip with adjustable fans, simple to operate....
【Rotation Design】:This air conditioner cooling neck fan allows you to flexibly adjust the direction of 45 degrees to allow you to find the most....
【Widely Applied】:Our neck fan is applied to various activities, like golfing, hiking, fishing, subway, biking excursion, commuting, and school.....

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Haofy Digital Alcohol Tester Breathalyzer, Breath Alcohol Tester LCD 3 Color Display USB Charging Blowing Contactless Testing Alcohol Breathalyze(Pink)

【Contactless Testing】The breath alcohol tester is made of ABS material, which is wear resistant and durable, and has a long service life. The portable alcohol tester is a non contact type of blow test, no need for a mouthpiece test, which is healthier and safer.
【USB Charging】The rechargeable alcohol tester has an LCD three color display, which can respond quickly, and has a USB charging function.The breath tester for alcohol is automatically turned off to save power when there is no operation..
【Small and Portable】The alcohol tester is compact and easy to carry, allowing you to test anytime, anywhere.
【Semiconductor Sensor】The alcohol breathalyzer uses semiconductor sensors to give you accurate data and can be used with confidence.
【Easy To Use】The digital alcohol breath tester is extremely easy to use, your alcohol content can be determined within a few seconds. It has no dust design, open the dust-proof cover and blow in the alcohol test..

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JASTEK Portable Breathalyzer Tester with 1000mAh Rechargeable Battery, Personal Breathalyzer to Test Alcohol for Home, Party and Professional Use, Includes 10 Mouthpieces, USB Cable, and Storage Bag

...n last for up to 3 months on a single charge. The power level can be monitored on the LED smart display, making it perfect for personal and professional use..
Accurate and Reliable Results - Our portable breathalyzer utilizes advanced technology, including a high precision semiconductor alcohol sensor, to provide police-grade accuracy and dependable readings of blood alcohol content (BAC) with fast results in just 5 seconds. You can trust our professional breathalyzer to deliver consistent and reliable readings every time..

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NIKE PRO COMBAT ELITE SLEEVE (White/Black/Black, Small/Medium)

... help increase blood flow, reduce inflammation, and relieve pain from acute or chronic joint injuries. This leg sleeve for women & men is made with breathable, moisture-wicking fabric that is easy to wear and runs from thigh to ankle..
HELPS REDUCE PAIN & INFLAMMATION: Our full-length womens and mens leg sleeve uses semiconductor fabric technology to offer optimal support for your entire leg while helping to reduce pain and inflammation associated with post-op surgery, high-impact injuries, muscle fatigue, and lymphedema..
AIDS RECOVERY & PROMOTES CIRCULATION: Incrediwear’s full leg sleeve is made from comfortable, form-fitting material to help increase blood flow and improve circulation, which in turn, boosts recovery and supports you while you heal from any leg injury..
MATERIAL & CARE: Our leg sleeves for women and men are made with our signature fabric blend (polyester, nylon, & spandex) and embedded with semiconductor elements to provide effortless comfort and exceptional durability. Washing is easy: machine wash warm or cold, tumble dry on low, and avoid bleach..
PERFORMANCE: Ideal for high-performance training, sports & exercise, Incrediwear's leg sleeves are worn by competitive and recreational athletes during and after activity to optimize per....

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Trakxy Magnetic Phone Cooler for Gaming, Compatible with iPhone 12,13 & 14 Series MagSafe, Portable Cell Phone Radiator, Advanced Semiconductor Technology Cooling Fan for Smartphone/Tablet/iPad

【Magnetic Connection】 Seamless connection is accomplished through the iPhone 12，13 & 14's Magsafe function, and other smartphones that support wireless charging can also be connected， and secured with a clip.(But does not support charging).
【Semiconductor fast cooling】This phone cooler can reach a low temperature of 8° in 4 seconds through semiconductor cooling technology..
【Temperature Display】Trakxy cell phone cooling fan with a temperature display function, real-time monitoring of your iPhone/Andriod/Tablet/iPad's temperature..
【Colorful LED & Ultra Quite】iPhone cooler with colorful LED lights, fan-assisted cooling, and < 30 DB running sound, allows you to enjoy the game..
【Portable & Best Service】Our product is portable and can be used anywhere at any time.Longer use can extend the life of your Phone battery.We offer 6 months free replacement time,feel free to contact us..

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Fingerprint Lock, Anti-Theft Cabinet Lock Keyless Household Drawer Lock, Support 20 Sets of Fingerprints, USB Charging, Semiconductor Fingerprint Recognition Smart Fingerprint Lock

【Semiconductor Identification】: The fingerprint collector uses a highly secure semiconductor charging fingerprint sensor.Every time you unlock, it will use fingerprint stitching and image recognition self-learning algorithms to continue to improve the pass rate..
【Large Fingerprint Capacity】: Support up to 20 fingerprints, fast identification, fast unlocking, efficient and convenient.Friendly to kids and elderly,your finger is the key which discourages the thief to crack the code..
【Long Standby Time】: Easy to unlock and touch to open, simple operation, long standby time, can be used continuously for 6 months. one hour for full charge,it can unlock more than 9,000 times.
【USB Convenient Charging】: USB charging port, can be used for Android data cable and mobile power.It will remain locked when out of battery, simply charge it with a USB power supply(not over 5V) and it will resume working.
【Wide Applications】: Easy to carry and widely used.For indoor and outdoor use, gym lockers, suitable for school lockers,furniture, wardrobes and other goods that you want to protect..

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Kaito Emergency Radio Voyager Max KA900 Digital Solar Dynamo Crank Wind Up AM/FM/SW & NOAA Weather Stereo Radio Receiver with Bluetooth, Real-time Alert, MP3 Player, Recorder & Phone Charger, Black

...5mm audio input jack, features a fully-functional MP3 player with built-in digital sound equalizer, built-in recorder for both live and future scheduled recording of radio broadcasting.
Telescopic antenna extends up to 14″ for high sensitivity and selectivity reception assisted by a pure digital tuner and advanced semiconductor circuitry design.
4 tuning methods including manual with tuning knob or keypad, direct numerical keypad entry, ATS & memory tuning with over 1,000 memories for easy access to favorite stations.
Durable strong premium ABS construction with digital tuner and LCD back-lit display featuring calendar, 24-hour clock with alarm, count-down sleep timer.
Works as an emergency mobile battery charger with built-in standard DC 5V USB output port for charging mobile devices, such as smart phones, GPS units, MP3 players, digital cameras, and etc. Other safety features include a 5-LED reading lamp & an LED flashlight.

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ATOMSTACK S20 PRO Laser Engraver,130W Laser Engraving Cutting Machine Air Assist Kits, 20W Output Power 0.08 * 0.1mm Compressed Spot, Laser Cutter and Engraver Machine Metal Steel Golden Gray

More Powerful Engraving: ATOMSTACK S20 PRO is the first 130W semiconductor laser engraving machine. It uses the newest generation of four 6W laser coupling technology to produce the output power soars to 20W. It can cut 15mm thick tung wood board and 8mm thick black acrylic board at one pass and easily cut more than 40 kinds of materials such as 0.05mm thick stainless steel board..
More Precise Engraving: ATOMSTACK laser engraver with a 32-bit motherboard works more smoothly and stable. The advanced built-in 256-bit color scale with 0.08 * 0.1mm laser spot area MAKEs the engraved pattern more contrast and more obvious. The finished pattern is like sketching on paper. the effect is more deliCATe and natural in the overlay of black and white..
More IntelLIGEnt Engraving: We have developed an ATOMSTACK APP to connect to the S20 pro laser engraving machine, supporting Android and Apple mobile phone systems. At the same time, It is equipped with a controller and emergency stop button, so that completely offline engraving can be achieved. You can do your engraving work smoothly and safely even without network environment or computer..
More Clean Engraving: The S20 PRO laser engraver is equipped with an upgraded F30 pro air assist kit, which have dual built-in....

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ATOMSTACK S20 PRO Laser Engraver with R3 Pro Rotary Roller Kits, 130W Laser Engraving Cutting Machine with Air Assist Kits, 20W Output Power 0.08 * 0.1mm Compressed Spot for Metal Steel

More Powerful Engraving: Atomstack S20 PRO is the first 130W semiconductor laser engraving machine. It uses the newest generation of four 6W laser coupling technology to produce the output power soars to 20W. It can cut 15mm thick tung wood board and 8mm thick black acrylic board at one pass and easily cut more than 40 kinds of materials such as 0.05mm thick stainless steel board..
More Precise Engraving: Atomstack laser engraver with a 32-bit motherboard works more smoothly and stable. The advanced built-in 256-bit color scale with 0.08 * 0.1mm laser spot area makes the engraved pattern more contrast and more obvious. The finished pattern is like sketching on paper. the effect is more delicate and natural in the overlay of black and white..
More Intelligent Engraving: We have developed an ATOMSTACK APP to connect to the S20 pro laser engraving machine, supporting Android and Apple mobile phone systems. At the same time, It is equipped with a controller and emergency stop button, so that completely offline engraving can be achieved. You can do your engraving work smoothly and safely even without network environment or computer..
More Clean Engraving: The S20 PRO laser engraver is equipped with an upgraded F30 pro air assist kit, which have dual built-in....

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