Specifications:
- Name: 1A lithium battery charging and protection integrated board two-in-one
- Interface: MICRO/Type-c
- Voltage: 5V
- Charging cut-off voltage: 4.2V ±1%
- Charging current: 1000mA
- Battery over-discharge protection voltage: 2.5V
- Battery overcurrent protection current: 3A
- Board size: 2.8*1.7CM
