Make your Raspberry Pi project completely portable with this power expansion board with Li-ion battery pack. The expansion board is designed to attach directly below your Rasberry Pi and provide power from the built-in 3.7V 3800mAh Li-ion battery. Features two USB ports to power the RPi and another USB device, power switch, power and charging status LEDs, and an integrated charging module. Simply charge from an available USB port through the onboard micro USB socket. Mounting hardware included.

Features:
- Dual USB Outputs
- Includes 3.7V 3800mAh Li-ion Battery
- Onboard charging circuit

Specifications:
No-Load Output Voltage: 5.1V
Cut-off Voltage: 4.18-4.2V