UPS function: The external power supply is disconnected to continuously supply power and obtain the external power status. External power access can trigger boot, suitable for unattended projects.
Input and output: 5V3A output, 5V3A input
GPIO button: It can trigger the device to turn on when it is turned off, and it can be used as a custom button after turning on (when the automatic power-on function is turned off)
Bottom connection: convenient connection method, complete installation in one minute, without affecting GPIO expansion
Expansion: Expansion through wireless charging and solar charging
