RTC DS1307 clock module with CR1220 button battery holder

Product description:

• This product is equipped with DS1307Z real-time clock chip and 32.768KHz crystal oscillator, and provides CR1220 button battery socket.
• Product 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:

• Clock module x1