Raspberry Pi Compatible
The XC9044 is a tiny RTC module which uses I2C to communicate with the Raspberry Pi. Once set up, it can be used to provide a battery backed clock source, and is ideal for situations where the Pi may be powered off and on or out of range of Wifi where it cannot get a reliable time fix.
Five Pin header that plugs straight onto the Pi's GPIO pins
Based on highly accurate DS3231 IC