3.3V/5V DS3231 Precision RTC Module Memory Module for Arduino Raspberry Pi

Kindly NOTE: Our item come without battery ! Overview:1. Raspberry Pi DS3231 foreign high precision clock module2. Pay attention to the module Arduino motherboard can also be used.3. The module itself can be adapted to 3.3 V and 5 V system, no level conversion, it is super convenient! Features:1. to 40¡æ to + 85¡æ temperature range, timing accuracy in a plus or minus 5 PPM (+/- 0.432 SEC/day)2. To provide continuous timing battery backup3. Low power consumption4. The device compatible with DS3231 encapsulation and function5. Complete the clock calendar function including the second, minute,6. Two calendar clock7. 1 Hz and 32.768 kHz output8. Reset the output and input button to tremble9. High speed (400 KHZ) the I2C serial bus10.+ 2.3 V to + 5.5 V power supply voltage11.The accuracy of plus or minus 3¡æ digital temperature sensor12.- 40 ¡æ to + 85¡æ temperature range Package Include:1 x DS3231 Precision RTC Module Memory Module for Arduino Raspberry Pi DIY