Wishiot DS3231 Real Time Clock Module High Precision AT24C32 IIC RTC Sensor Without Batteries for Arduino Nano Mega2560 Leonardo Raspberry Pi (Pack of 5)
1, Main chip DS3231 is a high precision RTC IC with I2C communication, it has integrated crystal oscillator and temperature sensor and hence you don't have to connect an external crystal or temp sensor.
2, DS3231 RTC module can work on either 3.3V or 5V. You can use a typical CR2032 3V battery to power this RTC module.
3, You need prepare CR2032 or LIR2032 battery since it is not included in this listing!
4,Clock chip: high-precision clock chip DS3231(there are 3 different chips for this clock module, DS3231N,DS3231SN and DS3231M, we send it by randomly.
5, What you will get is: 5 X DS3231 RTC module. If you have any question or need any support, pls feel free to contact us by click "WISHIOT" under the shopping cart.
