This is a Waveshare RTC WatchDog HAT for Raspberry Pi, Auto Reset, High Precision RTC. It is an easy way to enable a global positioning function for your Raspberry Pi.

Whats on Board:

1. USB Type-C power input
2. MAX705 watchdog
3. Watchdog output enable
   1: enabled
   0: disabled
4. CR1220 RTC battery holder: RTC power supply supports CR1220 button cell
5. Watchdog output warning: lights up if the watchdog is overflow
6. Raspberry Pi 40PIN GPIO header
7. RTC chip: DS3231 high precision RTC chip
8. Watchdog reset pin selection
9. Control interface for use with other host boards

Package Includes:

1 x Waveshare RTC WatchDog HAT for Raspberry Pi, Auto Reset, High Precision RTC