1. 5V 1A 18650 Lithium Battery Charging Board
2.
Input Voltage: 5V
3.
Charging cut-off voltage: 4.2V ± 1%
4.
Maximum charge current: 1000mA
5. Micro USB Charge Module With Protect
6. Rechargeable Lithium Battery Charging Module
7. Protection Module Two in One
8. Micro USB inputs with female
9. Direct input with cell phone charger 10. DIY input voltage wiring joints
11.
Battery over-discharge protection voltage: 2.5V
12.
Battery overcurrent protection current: 3A
13.
Board size: 2.6 * 1.7CM
14. Red light means being charged
15. Green light means full charged
16. Activate with 5V voltage
17. Connect battery to B+ and B-
18. Input current should be up to 1A
19. Handy for DIY projects
20. Easy to use with phone charger