1、Matching for Raspberry Pi 5 LCD screen, laminated shell, and also serves as a mobile interactive platform. 2、This product can also be installed on the for Raspberry Pi experiment board to make the sensor run offline. No longer need power line and network cable to form a platform. 3、Installed a 2inch LCD display and a highly sensitive wireless card, it can be put on the window to crack the surrounding Wifi password. 4、Built to strict quality control standards, design improved for more durability. 5、Long service life, not easy to damage, you can use for a long time. Description: Specially designed for Raspberry Pi, the lithium battery mobile power enables for Raspberry Pi motherboard to work offline for up to 9 hours. There are 2 USB-A ports on the board, one can supply power for Pi motherboard, and the other can power devices such as embedded LCD screens if needed. Features: 1. Matching for Raspberry Pi 3.5 LCD screen, laminated shell, and also serves as a mobile interactive platform. 2. This product can also be installed on the for Raspberry Pi experiment board to make the sensor run offline. No longer need power line and network cable to form a platform. 3. Installed a 2.2inch LCD display and a highly sensitive wireless card, it can be put on the window to crack the surrounding Wifi password. 4. Built to strict quality control standards, design improved for more durability. 5. Long service life, not easy to damage, you can use for a long time. Specification: Item Type: Power Expansion Board Battery Capacity: 3800mAH Maximum Discharge Current: 1.8A No-load Output Voltage: 5.1V± 0.1V Standard Charging Current/Voltage: 1.0A@ 5.0V Lithium Battery Full Charged Voltage: 4.18V- 4.2V CHG LED Functions: Lit: Constant current charging. Off: Floating charging until the lithium battery is fully charged. ON LED function: Lit: 5V output of the USB-A interface Off: No voltage output of the USB-A interface Package List: 1 x Power Expansion Board 1 x Screws Pack