The RTC clock module provides date and time clock features to your automatic chicken coop door. The module is integral to scheduled based automated operation.
I2C interface
Hour & Minutes & Seconds AM/PM
Day & Month & Year Date
Leap year compensation
DS1307 based RTC with CR2032 battery
1Hz output pin
56 Bytes of Non-volatile memory
Size: 28mm x 25mm x10mm
Replacement Instructions: http://cloud.cooptender.com/ff864iT