DS3231 AT24C32 IIC RTC Module Clock Timer Memory Module Beats Replace DS1307 I2C RTC Board (Batteries not Included) + 20 PCS Male to Female Jumper Wire Cable
- DS1307 I2C real-time clock chip (RTC) 24C32 32K I2C EEPROM memory..
- The DS1307 is accessed via the I2C protocol..
- Two wire I2C interface. Hour: minutes: seconds AM/PM. Day month, date - year,Accurate calendar up to year 2100..
- 1Hz output pin.56 Bytes of non-volatile memory available to user..
- Size: 2.8cm x 2.7cm. / 1.14inch x 1.02inch..