Reviews 5v Usb Power Supply

DC Power Supply Variable, Adjustable Switching Regulated Power Supply (0-30 V 0-10 A) with 4-Digits LED Display, 5V/3.6A USB Quick-Charge Interface, Short Circuit Alarm, Coarse and Fine Adjustments

  • 【Automatic Power Calculation】 Different from other dc power supplies, WANPTEK DPS3010U dc power supply can automatically calculate the power value according to the voltage and current, but also can simultaneously display the 4-digit voltage, current and power values, numerical accuracy of 0.01V and 0.001A..
  • 【5V/3.6A USB Interface】The variable power supply has built-in fast charging protocol identification chip that supports USB fast charging function, which is different from the ordinary USB charging interface in that it has a 5V/3.6A output that can quickly charge your mobile phones and or other devices or be used to charge the device to be repaired..
  • 【Short Circuit Alarm】In order to improve the safety of the dc power supply and prolonging its service life, we have designed a short circuit alarm for the dc power supply. When a short circuit occurs, the variable DC power supply will stop output and send out an alarm to remind you. Bench power supply also have safety protections such as overvoltage, overcurrent, overheating and overload..
  • 【Wide Applications】The adjustable power supply features an intelligent temperature-controlled fan and heat sink for excellent heat dissipation and is especially suitable for laboratory, electronic repair....
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DEVMO 2PCS PAM8403 3W Stereo Audio Power Amplifier Board Module Super Mini DC 5V with Volume Control Potentionmeter

  • ★Can use the computer USB port, USB power bank or a mobile phone charger to supply the 5V support power,Battery power can also be used.
  • ★Provides 3W (left channel) + 3W (right channel) output power into a 4Ω speaker load and 5V power supply.
  • ★Integrated power switch and volume control (turn knob fully counter-clockwise to turn off).
  • ★Module has short-circuit current protection, under-voltage lockout and over-temperature protection (shuts down at an internal temperature of 140C....
  • ★Package Includes: 2PCS PAM8403 Class D Stereo Audio Power Amplifier Module with Volume Control Potentiometer.
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UL Listed,Yuxh 5V Power Adapter 1.5A USB Wall Plug Compatible for Smartphone,Kindle Fire Plug, eReaders,Fire Tablets,Camera,Drone,LED Desk Lamp,Wireless Game Controller,Rechargeable Toys,2pcs

  • Higher standard UL certification, enterprise class products,over voltage protection, over current protection, short circuit protection..
  • One port USB kindle charger will not overheat when working.The average continuous work is 12 months without failure.ereader plug 0.9 inch wide and does not occupy the position of other chargers on the socket..
  • Input: 100V-240V AC, 5v power supply total output: 5V, 1.5A (1500mA).Compatible with all 5V 1A USB wall chargers..
  • Kindle plug charger for kindle e-reader block compatible for Smartphone, Kindle, e reader, security camera, Unmanned remote control aerial vehicle, Beard trimmer, LED Desk Lamp, Wireless game controller, Children's electronic organ, Rechargeable toys, Toy remote..
  • What You Get: 2 x usb wall power adapters.5v power supply can be returned freely within 2 years..
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Mini UPS Battery Backup 37Wh Uninterruptible Power Supply for Router, Modem, Security Camera with Input 5V DC Output 5V DC Max.3A Support Micro USB

  • Mini uninterruptible power supply for power outage, compatible with router, modem, security camera, DSL, and other 5V DC and Micro USB devices, and can still use WiFi in case of power outage..
  • Compact 5V DC backup battery, built-in 10000mAh 37Wh Li-polymer battery, offers a long backup time for the loading device..
  • Input: DC 5V or Micro USB 5V Max.3A, Output: DC 5V or Micro USB 5V Max.3A, support 0.5A, 1A, 1.5A, 2A, 2.5A and any current below 3A. No charger included, please use the original charger of the loading device..
  • Including 1×DC cable 5.5×2.5mm, 3×DC jacks 5.5×2.1mm, 4.0×1.7mm, 3.5×1.35mm and 1×Micro USB jacks..
  • Multiple smart protections: short circuit protection, voltage fluctuation protection, overcharge protection, over discharge protection, temperature protection, safe to use..
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SHNITPWR 24W Universal Power Supply 3V~12V 2A AC/DC Adjustable Power Adapter Transformer 100V~240V AC to DC 3V 4V 5V 6V 8V 9V 10V 12V 1A 2A 24W Max Switch Converter with 14 Tips and Polarity Converter

  • 【Standard 5V Power Adapter】Input: AC 100-240V,50-60Hz (Worldwide AC Input)；Output: 5V 2A/2000mA Max (Also Compatible with 1.5A 1A 650mA 100mA,....
  • 【Widely Used & Application】This DC 5V power supply works for most 5 Volt Devices. Such as for bluetooth speaker, for Scanner, Graco Swing, WS2812B....
  • 【1 Replace All Adapter】One adapter can solve all your troubles.Come with value $8 Gift 8 tips connectors : USB Type-C / Micro-USB / Mini-USB /....
  • 【Safety I/C Chip Technology】Protect Your Device with Mutil-Protection: OverCurrent / OverVoltage / OverHeat / Short Circuit Protection. (Note: DO....
  • 【What You Get】1 x 5V 2A power supply, 1 set 8 connectors.
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Akozon USB Heating Pad 5V 2A Electric Cloth Heater Washable Foldable Pad 45℃ 9.511.8in 3 Mode Adjustable Temperature and Timer for Clothes Seat Pet Warmer

  • Temperature: This USB heating pad can maintain a temperature of about 45 °. The power is 5V 2A. Widely used to warm shoulders, neck, waist, back,....
  • Adjustable: Pet Heating Pad switch supports three-speed temperature adjustment, which can be timed.The timer function is about 30 minutes, and the....
  • Washable: The 5v heating pad is foldable and not easily deformed. It is easy to clean and can be washed with water..
  • Convenient charging: Convenient power supply, just connect it to the USB port of the mobile power supply or 5V 2A power adapter..
  • Easy installation: Safe and easy to use, it can be sewn on any cloth or seat cover..
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Kulife 5V/2A USB Powered 10W Super Mini Fish Tank Heater Adjustable Submersible Aquarium Heater Betta Heater Turtle Heater with LED Display Thermostat - for up to 1 Gallon Tanks

  • ...nano tanks / betta tanks. The innovative super mini size perfectly solves the headache of the fish keepers on the traditional heaters! Takes up less space, easy to hide, but in full power! Temperature range is 64-93F, for up to 1 Gallon tanks..
  • SAFE VOLTAGE 5V/2A USB POWER SUPPLY – This 5V/2A USB power supply is very safe. You are TOTALLY away from the worry of electric shock to your beloved fish! Use a 5V/2A power adapter, or a 5V/2A power bank to supply power to the heater. (Power adapter or power bank is not included).
  • ACCURATE TEMPERATURE – Thanks to the intelligent inverter technology, with the in-built chips this thermostat keeps the heater at a constant temperature at an accuracy of 1F, much more accurate than the traditional knob-controlled heaters. The thermostat shows 2 readings – the current temperature and the set temperature – very easy to operate..
  • OVERHEATING PROTECTION – Full consideration of safety. This fish tank heater will stop working when the water temperature exceeds 97F. You are free from “cooking fish”! MEMORY FUNCTION – The last setting is stored in the thermostat. In case of a powe....
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AquaMiracle Adjustable 10W Betta Heater Small Aquarium Heater Submersible Fish Tank Heater 5V/2A USB Powered Super Mini Aquarium Heater with Digital Display Thermostat, for up to 1 Gallon Tanks

  • ...h. Great for nano tanks / betta tanks. The innovative super mini size perfectly solves the headache of the fish keepers on the traditional heaters! Takes up less space, easy to hide, but in full power! Temperature range is 64-93F, for up to 1 Gallon tanks..
  • 5V/2A USB POWER SUPPLY – This 5V/2A USB power supply is very safe. You are away from the worry of electric shock to your beloved fish! Use a 5V/2A power adapter, or a 5V/2A power bank to supply power to the heater. (Power adapter or power bank is not included).
  • ACCURATE TEMPERATURE – Thanks to the intelligent inverter technology, with the in-built chips this thermostat keeps the heater at a constant temperature at an accuracy of 1F, much more accurate than the traditional knob-controlled heaters. The thermostat shows 2 readings – the current temperature and the set temperature – very easy to operate..
  • OVERHEATING PROTECTION – Full consideration of safety. This fish tank heater will stop working when the water temperature exceeds 97F. You are free from “cooking fish”! MEMORY FUNCTION – The last setting is stored in the thermostat. In case of a power cut, w....
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Mini UPS Battery Backup Uninterruptible Power Supply for Router, Modem, Security Camera, Built-in 10000mAh with Input DC/USB Output USB 5V DC 5V/9V/12V 2A

  • Small uninterruptible power supply for power outage, compatible with router, modem, security camera, smartphone, fax machine, fingerprint recorder, DSL, ect, and can still use the network in case of power outage..
  • This mini UPS has 2 ways of input, 12V DC with adapter (faster) or 5V USB (slower)..
  • Built-in 10000mAH 37Wh with a standard USB port, can be used as a normal power bank as well..
  • Input: DC 12V or USB 5V, Output: USB 5V=2A, DC 5V=2A, 9V=2A, 12V=2A, support any current below 2A..
  • Multiple smart protections: short circuit protection, voltage fluctuation protection, overcharge protection, over discharge protection, temperature protection, safe to use..
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