RPI Powerpack V1.0 Lithium Battery Expansion Board For Cell Phone / Raspberry Pi 3 Model B / Pi 2B / B+

Description: This module is a lithium battery power bank designed for the Raspberry Pi, allowing the Raspberry Pi board to work up to 9 hours off-line. With 2 USB-A ports onboard, one can supply power to the Raspberry Pi board, and the other can power devices such as embedded LCD screen. Specifications: Battery capacity: 3800mAH output current: 1.4A Output voltage: 5.1V ± 0.1V Standard charging current / voltage: 1.0A/5.0V Lithium battery charging voltage: 4.18V-4.2V It can last about 9 hours if only with the raspberry pi board It can last about 6 hours if with board and 3.5 inch screen It can last about 2.5 hours if with board and 7 inch screen Notes: The Lithium battery expansion board can be also used on cellphone. You can charging this battery even if the switch is turn off.Package included:1x V1.0 Lithium Battery Expansion Board