WINGONEER 3Pcs Tiny RTC I2C DS1307 AT24C32 Real Time Clock Module for Arduino AVR PIC 51 ARM

WINGONEER Tiny RTC I2C DS1307 AT24C32 Real Time Clock Module For Arduino AVR PIC 51 ARM Features: DS1307 I2C real-time clock chip (RTC) 24C32 32K I2C EEPROM memory. The module comes fully assembled. CR2032 Battery include DS1307 clock pin to the outside. Designed for Arduino tiny RTC. 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. Package Included: 3x DS1307 Module