RTC DS1307 Real Time Clock Module with CR1220 Holder IIC I2C Interface 5V High Precision for Raspberry Pi

RTC DS1307 Real Time Clock Module with CR1220 Holder IIC I2C Interface 5V High Precision For Raspberry Pi Descriptions: This product is equipped with DS1307Z real-time clock chip and 32.768KHz crystal oscillator, and provides CR1220 button battery socket. Parameter: Power supply voltage: 5V power supply Power supply current: 500mA Backup power supply: CR1220 3V button battery (the default battery is not equipped) Features DS1307Z is a low power consumption, full BCD code clock calendar real-time clock chip with 56 bytes of non-volatile RAM, with IIC communication interface, the chip can provide information such as seconds, minutes, hours, and the number of days per month can be automatically adjusted , And can automatically detect power failure and switch the circuit. At the same time, the DS1307Z module has a 32.768KHz crystal oscillator and a button battery holder, which is easy to use. Package Included: 1 X RTC DS1307 Real Time Clock Module