ReviewsSemiconductor Board

High Purity Silicon Metal Element 14 Semiconductor Monocrystalline Si Block(50g)

  • HIGH QUALITY: 100% brand new and high quality. 99.99% high purity monocrystalline silicon block..
  • GOOD FEATURE: Monocrystalline silicon has a diamond lattice, the crystal is hard and brittle, has a metallic luster, can conduct electricity, but has a conductivity lower than that of metal, and increases with temperature, and has semiconductor properties..
  • ENERGY CONVERSING: It can also be used to make solar cell, conversing solar to electricity..
  • USAGE: It is the raw material for manufacturing semiconductor silicon devices, used to manufacture high power rectifiers, high power transistors, diodes, switching devices, etc..
  • SATISFACTION GUARANTEE: We care for every customers feeling.If this product does not meet or exceed your expectations,please send it back for a 100% refund no questions asked..
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12V 240W Thermoelectric Cooler Peltier Semiconductor Refrigeration Cooling System Cold Plate Cooler with Fan

  • WIDE APPLICATION: It can be used for small space refrigeration, for example,test bench cooling，flat product cooling, pet bed cooling, etc Also suit for small space cooling, semiconductor refrigeration learning theory, research solutions developed cooling equipment planning..
  • STABLE: This thermoelectric peltier has 4 chips and 4 fans, can provide a stable performance, and has a long service life..
  • NO REFRIGERANT REQUIRED: This thermoelectric peltier do not refrigerant , very convenient to use..
  • SIMPLE OPERATION: This kit has been assemble well，you only need to connect the lines before use..
  • COMPACT DESIGN: This semiconductor refrigeration adopted a compact design(23.5 * 20 cm) , can be used on many project..
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Pine Ridge

  • ...o complete the non-contact cleaning of the hair collector without too much cleaning..
  • 【12-Month Warranty】Each PAWHAUS dog grooming kit and vacuum is rigorously inspected before leaving the factory to ensure that it performs to the extremely high standards we set! Every semiconductor, accessory, cable, electronic board and all spare parts are thoroughly inspected and tested to ensure robustness and durability..
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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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Alcohol Breathalyzer Portable Breath Tester LCD Display Digital Alcohol Test Detector Breath Alcohol Analyser Tester Breathalyser Lie Detector Blue Color ABS Material

  • >>>[Function]: Breathalyzer Keychain Digital Alcohol Tester Detector is used to measure the alcohol concentration in the human body. This portable breath tester uses a sensitive semiconductor sensor that can quickly give results to judge whether you can drive..
  • >>>[Fashionable Keychain Design]: Breath Analyzer saves space and is light in weight. It is easy to hold and carry. The pocket size allows you to carry it anytime, anywhere to ensure safe driving after drinking..
  • >>>【High precision and sensitivity】: This alcohol breath tester can be used to measure the alcohol concentration in the human body. Built-in sensitive semiconductor sensor, detection range: 0.00-0.19% BAC 0.0-1.9g/l (or 0.00-0.95mg/l BRAC). It can quickly give results within 3-5 seconds to judge whether you can drive, and provide you with high-precision test results. (The error is less than 0.01% BAC).
  • >>>[Large Digital LCD Screen]: Digital LCD Screen Alcohol Breath Tester uses a large LCD screen, which can clearly display....
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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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LEDMALL Bluetooth Motion Full Spectrum 7 Color with White Star Effects Laser Christmas and Decorative Lights with Remote Control

  • Party and decoration like never before with the new LEDMALL 7 color White laser lights with bluetooth speakers.
  • High quality bluetooth speaker is integrated in this newly designed laser garden lights, you can play any music you like which the lights projects....
  • using patented advanced optics to achieve high crispy semiconductor white color with two step optics using semiconductor blue, red, and green laser....
  • RF remote control With Timer setting 2, 4, 6 and 8 hours durations, and with flashing mode capability, please reset remote and light periodically when....
  • Bulb uses < 5mW and has a Class 3R Classification or lower, Waterproof IP 65: IP65, PLUG and Play with long power cord with good range flexibility,....
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Dual-core Thermoelectric Peltier Cooling System Semiconductor Refrigeration Cooler Kit with Power for Plate Cooling Pet Bed Cooling etc

  • 【Bingo Choice】: Our dual-core thermoelectric peltier cooling system is suitable for small space cooling,semiconductor refrigeration learning theory, research solutions developed cooling equipment planning.
  • 【Wonderful Characters】: This semiconductor refrigeration cooler kit with power has stable working status and low noise, it doesn’t need refrigerant.
  • 【Wide Range of Applications】: This thermoelectric cooler can used for plate cooling, pet bed cooling, test bench, small space cooling.
  • 【Note】: Refrigeration effect depends on the size of the cooling space, ambient temperature, heat insulation, seal ability, etc.
  • 【Extra Usage】: This dual-core cooling system kit can be used as dual-core cooling, air cooling device, cooling equipment.
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MATIHUNO Neck air conditioner 26H ultra-long life, 9600mAh portable neck fan, semiconductor cooling neck fan, ultra-quiet triple-core cooling intelligent digital display cooling and heating dual-use

  • 【Large air volume】Wearable triple-core cooling neck fan, equipped with a true triple-core semiconductor ice, high-performance brushless motor wind power, in the same wind volume, the noise is as low as 30 decibels. Hidden air inlet design, refuse to wisp hair, safety first. Fashionable and energetic neck air conditioner, is the best choice for you and your family to cool down..
  • 【True trinuclear semiconductor ice】 Portable neck fan with the latest top 71 pairs of particles semiconductor cooling chip, strong cooling, power saving, super 7200m ㎡ of cooling area, wrap-around fit, ergonomic design, suitable for neck wear fit, more effective heat dissipation..
  • [Quiet enough, durable enough] neck air conditioner with permanent magnetic frictionless engine core, reasonable air duct design with quiet permanent magnetic frictionless engine core noise effectively controlled at 30dB or less. 9600mAh new energy dual-core lithium battery, 26 hours of battery life is guaranteed. Low noise, strong wind hanging neck fan is a good partner for your summer portable..
  • 【Adjustable neck arc design】 cooling neck fan with dual-channel....
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Hair Removal Machine, 808 Semi-Conductor Laser Hair Removal Machine Mini Portable Ice Compress Depilation Instrument(US)

  • EASILY REMOVED: Higher comfort, because it is a single effective wavelength, so the pain is lower under the premise of ensuring the effect. Lighter hair can also be easily removed..
  • PERMANENT HAIR REMOVED: 808nm semiconductor laser system adopts standard laser with wavelength of 808nm. The semiconductor laser emits near‑infrared light waves, which can penetrate deep into the roots of hair follicles, heat the pigment in it and spread throughout the hair follicle, it can accurately destroy the hair follicles without causing damage to the adjacent tissues, resulting in permanent hair removal..
  • STRONG POWER: 100W super strong power, easier hair removal. Convenient and fast, no need to add water, you can remove hair after starting up..
  • SECURITY: Ice compress function, cool and painless, efficient and comfortable hair removal, smart and safe..
  • EASY TO USE: 3.5‑inch color touch screen, simple button design, easy to adjust and operate, bring you convenience..
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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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