5V Power bank Charging Module Micro USB DIY Circuit Board with LED Indicator 5V

Features:

1. 1A (Approx.) Power Bank Module
2. Support Single Cell Lithium Battery, including Lipo and Li-ion
3. Support 18650 and 14500 Li-ion battery
4. Charging and discharging indication
5. Charging: RED LED Blink fast
6. Full Charge: RED LED Blink Slow
7. Internally installed charging and discharging power MOS
8. Preset 4.2V charging voltage, precision ?1%
9. Max 8uA standby current
10. Integration charging management and discharging management
11. Intelligent temperature control and overtemperature protection
12. Integration output overvoltage protection, short circuit protection, overload protection
13. Integration overcharging and over-discharging protection
14. Support trickle mode and zero voltage charging
15. Supply Voltage: 3.7V~5.5VDC
16. Maximum Charging Current: 1A (max)