FEATURES OF MI Power Bank 20000mah :
- Battery type: lithium-ion polymer battery
- Battery energy: 37Wh 3.7V
- Input interface: Micro-USB/USB-C
- Output interface: USB-A
- Charging time: about four hours (9V/2A 12V/1.5A charger), about six hours (5V/2A charger)
- Packing list: one charging treasure, one manual, one USB data cable
- 18W fast charge dual port input / output
- Aluminum alloy metal casing
- LED battery indicator
- Double-click the current check button to enter the low current mode
- Multiple protections, more secure:
- Temperature protection
- Short circuit protection
- Overvoltage protection
- Anti-reverse protection
- Overcurrent protection