1. Type: MCU
2. Number of pins: 0
3. Use: Instrument
4. Application area: 3C digital
5. Input voltage: 5V
6. Charge cut-off voltage: 4.2V ±1%
7. Maximum charging current: 1000mA
8. Battery over-discharge protection voltage: 2.5V
9. Battery overcurrent protection current: 3A
10. Board size: 2.6*1.7CM