Specification:
Item Type: UPS Power Board
Material: Printed Circuit Board
Function: UPS power supply specially designed for .
Charging Current: 400mA
Output Voltage: 5.1V ±0.1V
Output Current: 1.3A at 5V (no external adapter is plugged in, only battery power is used), 2A at 5V (when the external adapter is inserted).
Power Measurement Accuracy: Error ±2%
Battery Specification: 1 x 3.7V 1000mAh Lithium Battery(built in battery)

Package List:
1 x UPS Power Board
4 x Nut

Note:
It is recommended to use a power adapter with a power of 5V2A and to the UPS Lite. Because when the lithium battery is low, the external power adapter not only needs to supply power to for , but also needs to provide part of the current to the lithium battery.