UPS-Lite is a UPS power supply specially designed for Raspberry Pi Zero. The board integrates fuel gauge chip (MAX17040G),a piece1000mAh The use of thimble installation method, simple and generous. The actual test standby time is up to 6 hours (test condition: zero w Turn on the network and print out the power parameters every 2 seconds). Demo Board Type: ARM Accessory Type: Extension Board Model Number: 4inch Charging current: 400mA Output voltage: 5V +/-0.1V Output current: 1.3A@5V (Without external adapter, only battery powered) 2A@5V (When inserting external adapter) Electricity measurement accuracy: error+/-2% 1000mAh Battery include colour:Black Material:plastic Package Contents: 1 x Power Supply Board Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.