RTC EEPROM Module DS3231

The RTC EEPROM Module DS3231 is a high accuracy real-time clock with battery backup, 4k x 8-bit EEPROM and I2C interface.

Features: 

• Highly accurate timekeeping with temperature compensation

• Provides seconds / minutes / hours / date / day of week and year with leap-year compensation

• 12 / 24 hour formats

• Two programmable time-of-day alarms

• Programmable square wave output

• Digital temperature sensor

• AT24C32 4K x 8-bit EEPROM non-volatile memory

• CR2032 battery backup (included)

• I2C interface

• Power LED

• 3.3 and 5V compatible

Packing Includes:

1 X RTC EEPROM Module DS3231

Note: Battery is  included with the package.If You have to buy it seperately from here.

Lithium Battery CR2025 (Japan)

Lithium Battery CR2025