Power Bank TP4056 Module 5V 1A USB Lithium Battery Charger Module with dual function protection

Micro USB 5V 1A 18650 TP4056 lithium Battery Charger charging module board
with dual function protection 1A lithium-ion

1. micro usb input terminal with a female, can be directly input, to do with a phone charger rechargeable lithium battery, and still retains the input voltage wiring pads, can be very convenient DIY.
2. It can be used for voltage 3.6 3.7 V, etc. 18650, polymer and other lithium battery charging and discharging.
3. Voltage input : 5 V
4. Charging disconnect voltage : 4.2 V ± 1%
5. Maximum charge current : 1000mA
6. battery overload protection voltage : 2.5 V
7. Battery Overcurrent Protection : 3A
Size 8. Board : 17.16 mm x 26.17 mm