SH-RPi (Sailor Hat for Raspberry Pi) All Products It works as a power

It works as a power reserve

Its easy-to-install smart monitoring software provides an HTTP API for integrating the board to other apps

Hat Labs cannot provide support for writing programs for the device

and even then

Certified Raspberry Pi antenna

SH-RPi (Sailor Hat for Raspberry Pi) All Products It works as a powerIntroducing the Sailor Hat for Raspberry Pi Version 2, the ultimate power management solution for your single board computer! With its three 20F super capacitors, the Sailor Hat ensures that your Raspberry Pi stays safe even when power is turned off or cut unexpectedly. This feature not only prevents hard drive corruption but also allows the Raspberry Pi to be shut down in a controlled fashion, making it an ideal fit for embedding in other systems