18650 Dual Micro USB 3.7V To 5V 2A Boost Mobile Solar Controller Lithium Battery Charger PCB Board Diy Step Up Module

18650 Dual Micro USB 3.7V to 5V 2A Boost Mobile Solar Controller Lithium Battery Charger PCB Board Diy Step Up Module


 


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


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


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


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


Input port: MicroUSB (Andrews mouth)


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


Output port: USB


Output parameters: 5V1A/5V2A


Size : 8 X 32 X 69 mm (H*W*L)


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


Available battery: 18650 battery, cell phone battery, flat battery, MP3 battery, etc. 3.7V-4.2V polymer lithium battery can be single section () power supply, can also be multi-section () 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!)
Can be parallel 2-6 18650 battery.
Not available Battery: dry batteries, batteries, 1.2V rechargeable batteries, nickel-metal hydride batteries, 3.2V lithium polymer lithium batteries.
18650 Lithium li-ion battery dual micro usb booster board installation should pay attention to the following point


the battery should be in parallel, the voltage between 3.2-4.2V to work, 18650 flat and polymer batteries can be;
the battery is connected to the motherboard B + negative access B-, installed anti-burning motherboard;
the old and new batteries, models, inconsistent battery brand can not be mixed.



About shipping
Shipping and Packaging All itwill be double checked and well packed before sending.Itwill be dispatched within 2 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for remote areas,it may take a little longer). 

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