Reviews Semiconductor Key

Arlo Audio Doorbell, White (AAD1001-100NAS)

  • UNLOCK by: fingerprint, user code, user code + fingerprint, fingerprint +fingerprint, mechanical keys. Double verification mode increase lock security level significantly..
  • Semiconductor Fingerprint sensor: Sensing array: 160*160 pixel. The flexibility to adapt to the conditions was the fingers, whether it is dry fingers, wet fingers, light texture fingerprints fingers, and old fingers, all have high recognition rate..
  • Support up to 100 fingerprints and 100 user defined 4-12 digit Anti-peep codes (you may input any prefixes and suffixes number)..
  • REVERSIBLE HANDLE: This lock fits either left or right handed door.
  • Removable key cylinder lets the user make key copy or re-key without bringing the whole lock..
  • Outside chassis double-shell heavy duty construction design , fits a USA standard 2-1/8" diameter bore Hole with a thickness of 1-1/4" to 2-1/4" door..
  • NOTE: The distance between top of lock and lever centerline is 6 inches. Please make a measurement if there is deadbolt lock on your door. Make sure if the lock will fit your door before you purchase this lock..
  • Note: The lock is non-weatherproof, Designed for INTERIOR door. Please search scyan X9 or X5 for exterior door lock..
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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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Cooling Fan Kit，Ultimate 3510 Cooling Fan Kit with Heatsink for The Latest Raspberry Pi 3B

  • FOR LEARN AND RESEARCH: Suitable for semiconductor refrigeration study, research solutions, development of refrigeration equipment planning.
  • WIDE APPLICATIONS: Semiconductor refrigeration system can be used for slab cooling, pet bed cooling, small space cooling.
  • 72W HIGH POWER: Semiconductor cooler possess high cooling power up to 72W, which is a perfect cooling device for fish , useful and practical.
  • NO REFRIGERANT REQUIRED: Semiconductor refrigeration water chiller support stable operation, low noise, no need for refrigerant.
  • CORROSION RESISTANT ALUMINUM ALLOY: Adopt good quality aluminum alloy material, light weight, has good strength and good corrosion resistance.
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99.99% Silicon Metal Si Metal Element High Purity 14 Semiconductor Monocrystalline Si Block 10 g / 50 g(50 g)

  • GOOD SEMICONDUCTOR MATERIAL---The electric conductivity of the silicon metal strengthens as temperature rises, so it is a good semiconductor material.
  • PERFECT Original MATERIAL---The silicon metal is perfect Original material for monocrystalline wafer production.
  • 99.99% HIGH PURITY---The silicon metal is of 99.99% high purity monocrystalline silicon block.
  • INDUSTRIAL APPLICATION---The silicon metal can be used to produce converter, transistor, diode, etc.
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Peltier Cooler Semiconductor Refrigeration Cooling System DIY Kit 12V 6A Thermoelectric Peltier for Mini Air Conditioner

  • ADVANCED TECHNOLOGY-- Semiconductor coolers are a form of solid state cooling. The thermoelectric peltier adopts semiconductor technologies and electronic assembly techniques..
  • FEATURE-- Refrigeration effect depends on the size of the cooling space, ambient temperature, heat insulation, seal ability, etc..
  • WIDE APPLICATION-- This thermoelectric cooler can be widely used for small space cooling, air cooling dehumidification, semiconductor refrigeration learning theory and more..
  • EASY INSTALLATION-- The semiconductor refrigeration has compact size and simple construction for easy installation, convenient to use..
  • GOOD COOLING EFFECT-- It has low noise, and can cool down quickly, ideal for small area cooling..
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ESUMIC DC 12V DIY Thermoelectric Peltier Refrigeration Cooling System Kit Semiconductor Cooler Conduction Module + Radiator + Fan + TEC1-12706

  • 1. Material: Adopt TEC1-12706 semiconductor chilling plate, good quality for use..
  • 2. Structure: Complete sealed structure, isolating the moisture in the air..
  • 3. Application: Include TEC1-12706 semiconductor cooler and other accessories, easy to install. Compact size can be installed anywhere, easy installation. Suitable for small space cooling,semiconductor refrigeration learning theory, research solutions developed cooling equipment planning..
  • 4. Performance: High cooling efficiency, easily cooling down within a few minutes. Mini air conditioner for pet or little fridge..
  • 5. Effect: Great DIY kit for electronic enthusiasts in semiconductor cooling applications..
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Smart Door Lock 3 in 1 Keyless Entry Door Lock Keypad Door Lock Fingerprint Door Lock Biometric Door Lock Keypad Entry Door Lock Digital Door Lock 2nd G Non-Weatherproof Satin Nickel

  • UNLOCK by: fingerprint, user code, user code + fingerprint, fingerprint +fingerprint, mechanical keys. Double verification mode increase lock security....
  • Semiconductor Fingerprint sensor: Sensing array: 160*160 pixel. The flexibility to adapt to the conditions was the fingers, whether it is dry fingers,....
  • Support up to 100 fingerprints and 100 user defined 4-12 digit Anti-peep codes (you may input any prefixes and suffixes number)..
  • REVERSIBLE HANDLE: This lock fits either left or right handed door.
  • Removable key cylinder lets the user make key....
  • Outside chassis double-shell heavy duty construction design , fits a USA standard 2-1/8" diameter bore Hole with a thickness of 1-1/4" to 2-1/4" door..
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Portable Cooling Module 12V 10A 120W,Semiconductor Refrigeration Pieces Kit Thermoelectric Peltier Air Cooling Device with 12706 Chip for Pet Bed Cooling Small Space Cooler

  • Voltage Specifications: This semiconductor cooler 12V.
  • Premium Making Material of This Semiconductor Refrigeration: Aluminum + plastic fan..
  • Dual-core Semiconductor: 200 x 120 x 100mm / 7.87 x 4.72 x 3.93 inch..
  • Multiple Using Features: No noise, no vibration, no refrigerant required. The Air Cooling Device is suitable for small space cooling,semiconductor refrigeration learning theory, research solutions developed cooling..
  • Widely Applicated Fields: The Cooling Module can used for plate cooling, pet bed cooling, test bench, small space cooling..
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Glass Door Lock, Anti Theft Security Lock Supports Fingerprint, Bluetooth Application and Key Unlocking, Frameless Gate Lock for 8 12mm / 0.31 0.47in Home Office Glass Door(Double Door)

  • Supports three unlocking methods, fingerprint unlocking, Bluetooth application and key unlocking, which are more convenient and smarter..
  • Made of high quality zinc alloy material, durable and not easily damaged. The installation is simple and does not need to be punched for installation..
  • It adopts semiconductor living fingerprint sensor, which can be opened with one touch and is easy to use..
  • You can view the unlock record of the glass door in the mobile app. Suitable for frameless glass doors, frameless manual sliding doors, etc..
  • You can use your phone to unlock and lock the key switch, and better manage fingerprint input and deletion..
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Digital Electronic Flat Recessed Wall Hidden Safe Security Box Jewelry Gun Cash (Biometric Fingerprint Black)

  • [Gun Owners & Homeowners] Sifely gun safe is a CA DOJ certified quick-access firearm safety device for gun owners & homeowners to securely store 1 or 2 firearms, valuables and documents. Use your smartphone to program it via our app!.
  • [Multiple Ways to Open] Fingerprint + Code + Key Card + Wireless Fob (Sold Separately) + Smartphone + Key. With our 3rd Gen semiconductor biometric fingerprint scanner, you can open the safe in less than 0.3 second..
  • [Durable & Reliable] Sifely gun safe is solid built with 11 gauge solid steel and a pry resistant door for extra durability and reliability. It has been tested over 1,000,000 times touch lifetime to meet both commercial and residential level standards..
  • [Portable Design] With a compact and lightweight design, it is ideal for use as a bedside gun safe, closet gun safe, office gun safe, basement gun safe and bedroom gun safe..
  • [Remote Control] If it is paired with Sifely WiFi Gateway (Optional Add-on, Sold Separately), you can unlock all remote features of the gun safe, e.g. remotely view unlocking records, lock/unlock remotely, etc..
  • [DOJ Certification] Sifely gun safe has been certified by California Department of Justice..
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Oarlike 1.9 Cu Ft Fingerprint Security Home Safe Box with Fireproof Document Bag Digital Touch Screen Keypad Interior Cabinet Dual Warning Alarm Large Safe with 3 Safety Lock Key Password and Fingerprint

  • ...large inner space has a built-in lock cabinet and removable shelfs.Which provides double private protection for your valuable personal belongings (photos, letters, private files).The safe also comes with built-in hooks, LED light and exquisite lining..
  • 【RELIABLE FINGERPRINT LOCKING SYSTEM】Oarlike uses the better semiconductor fingerprint reader, which is more accurate and faster than ordinary optical fingerprint reader! You can input 32 fingerrpints totally.Except for the hiding emergency key.The touch screen keypad will make the digital buttons invisable when you don`t use it..
  • 【ANTI THEFT SYSTEM】The safe comes with an intelligent alarm system,it will be issued by violent vibration or three- incorrect entries.The alarm sound exceeds 70 decibels for 60 seconds.Enter the correct code can stop the alarm.Our safe weighs up to 30 pounds, so it's hard for anyone to steal it.Or you can also fix the safe on the wall with bundled screws..
  • 【7 WAYS TO OPEN SAFE】 1. Fingerprint. 2. Passwords. 3. Fingerprint+Passwords.4.Fingerprint+Key.5.Password+Key.6.Fingerprint+Passwords+Key.7.Master key+Emergency key.Our safe box is euipped with a waterproof and fireproof document bag, you can use it to store cash, jewellery, important documents and protect your val....
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Ledmall Full Spectrum Motion Star Effects 7 Color with White Laser Christmas Lights Projector Outdoor

  • New 7 colors with WHITE LASER CHRISTMAS LIGHTS by mixing semiconductor red, green, and blue, with Years of Design and optimization, the first Semiconductor WHITE LASER Christmas and Decorative lights, with motion and star effects, and huge coverage..
  • White laser made through Semiconductor green, blue and red, LASER LIGHTS using LEDMALL advanced Optical Systems and precise power ratio control to form nature's 7 colors including pure white, Full Spectrum all natures 7 colors with dominant White Laser formed by pure semiconductor Red, Green and Blue laser in proper ratios through advanced optics, to form star shape pinpoints.
  • Please review the images and videos on detail page for effects of this lights before purchase,7 nature's colors including white, pink, teal, blue, green, red, yellow, with motion Starry, Twinkle, Fading, Chasing and static effects mode, optimized for Outdoor Holiday Décor,decorative lights, Decorative Outdoor Lighting Projectors, full spectrum colors, and with speed control, also with flash or static of your choice.
  • updated RF Remote control, with motion and timer, with indoor Base stage and outdoor stake extension, With Timer setting 2, 4, 6 and 8 hours durations, moving controls and speed control.
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Smart Deadbolt Lock, SCYAN D7 Fingerprint Deadbolt with Touchscreen Keypad, Keyless Entry Door Lock, Auto Locking, for Home, Airbnb, Rental House (Satin Nickel)

  • ...k only. Program Fingerprint, Ic card, generate passcode on App, share access with your guest and contractor. Enable the automatic locking function, no worry about forgetting to lock the door..
  • ️ Multiple Ways To Unlock Deadbolt: Fingerprint, Passcode, Card and Key. Adopt Semiconductor Fingerprint sensor, bringing you a fast & secure recognition system. Works perfect for kids and the elder. You don't worry about forgetting to bring the key.
  • ️ Illuminated Touchscreen with matte finish to protect against fingerprints and smudges. The fingerprint-resistant touchscreen ensures numbers won’t be detectable to intruders after repeated use - safeguarding your home even more..
  • ️ Variety passcode for different needs or situations. User can generate Limited Time, Permanent, One-time or Customized passcode..
  • ️ Installs in minutes - no wiring needed, no handy man needed , no professional locksmith needed, could do it by yourself as long as you have a phillips screwdriver..
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