Features:
Brand new and high quality.
This is the for DS1307 Real Time Clock developed by one of our designer.
The module comes fully assembled and pre-programmed with the current time.
The DS1307 is accessed via the I2C protocol.
Two wire I2C interface.
DS1307 based RTC without LIR2032 battery (battery not included).
1Hz output pin.
56 Bytes of Non-volatile memory available to user.

Specifications:
Material: PCB
Time Display:
Hour: Minutes : Seconds AM/PM
Day Month， Date - Year
Battery: 1 * LIR2032 Battery (not included)
Module Size: 28 * 25 * 1cm / 1.1 * 0.98 * 0.4in (L * W * H)
Item Weight: 5g / 0.19oz

Package List:
1 * DS1307 Module