DFRobot UPS HAT is an uninterruptable power supply shield designed for theRaspberry Pi
Zero series, and also compatible with Pi 2/3/A+. The UPS HAT can continue to provide power to theRaspberry Pi
for a certain period of time when the system is powered off, by which to avoid system damage and assure safe shut down. In addition, the product can be used to supply power for applications requiring mobility such asRaspberry Pi camera
, tablet PC, field data collection system.