18650 Dual Micro USB 3.7V To 5V 2A Boost Mobile Power Bank DIY 18650 Lithium Battery Charger PCB Board Step Up Module with Led

LOCKPICKWEBSKU: 18650 Dual Micro USB

Price:
$13.99

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Description

18650 Dual Micro USB 3.7V To 5V 2A Boost Mobile Power Bank DIY 18650 Lithium Battery Charger PCB Board Step Up Module with Led

 

Features:

  • 100% high quality and branded 18650 Dual Micro USB 3.7V to 5V 2A Boost Mobile Power Bank DIY

  • 18650 Lithium li-ion battery dual micro usb booster board feature

  1. LED lights show the power, non-working state of intelligent automatic shutdown;

  2. Dual USB output.

  3. Built-in lithium battery protection IC, over-current, overvoltage, undervoltage protection;

 
  • 18650 Lithium li-ion battery dual micro usb booster board parameter

  1. Input port: MicroUSB (Andrews mouth)

  2. Input requirements: 5V constant voltage power supply can be done to charge the input power supply, the most matching charger for 5V1A above

  3. Output port: USB

  4. Output parameters: 5V1A/5V2A

  5. Size : 8 X 32 X 69 mm (H*W*L)

  • 18650 Lithium li-ion battery dual micro usb booster board requirements for rechargeable batteries:

  1. Available battery: 18650 battery, cell phone battery, flat battery, MP3 battery, etc. 3.7V-4.2V polymer lithium battery can be single section (chip) power supply, can also be multi-section (chip) parallel power supply (not in series, not in series ). (Note: increase the capacity in parallel, the series is to increase the voltage, can only be used in parallel!)

  2. Can be parallel 2-6 18650 battery.

  3. Not available Battery: dry batteries, batteries, 1.2V rechargeable batteries, nickel-metal hydride batteries, 3.2V lithium iron polymer lithium batteries.
     

  • 18650 Lithium li-ion battery dual micro usb booster board installation should pay attention to the following point

  1. the battery should be in parallel, the voltage between 3.2-4.2V to work, 18650 flat and polymer batteries can be;

  2. the battery is connected to the motherboard B + negative access B-, installed anti-burning motherboard;

  3. the old and new batteries, models, inconsistent battery brand can not be mixed.

 

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