Itme Special：
Brand new and high quality.
Without battery.please know it
The module comes fully assembled
The DS1307 is accessed via the I2C protocol.
Two wire I2C interface.
Hour:Minutes : Seconds AM/PM.
Day Month, Date - Year.
DS1307 based RTC without LIR2032 battery
1Hz output pin.
56 Bytes of Non-volatile memory available to user.
Size:2.9cm x 2.6cm - 1.14inch x 1.02inch.
The module comes fully assembled
The DS1307 is accessed via the I2C protocol.
Two wire I2C interface.
Hour:Minutes : Seconds AM/PM.
Day Month, Date - Year.
DS1307 based RTC without LIR2032 battery
1Hz output pin.
56 Bytes of Non-volatile memory available to user.
Size:2.9cm x 2.6cm - 1.14inch x 1.02inch.
Package included：
1 x RTC I2C DS1307 Module