Feature:
 

Low power consumption

Two calendar clock

Conversion， it is super convenient

1 Hz and 32.768 kHz output

Reset the output and input button to tremble

High speed (400 KHZ) the I2C serial bus

To provide continuous timing battery backup

The device compatible with DS3231 encapsulation and function

+ 2.3 V to + 5.5 V power supply voltage

- 40 ℃ to + 85℃ temperature range

The module itself can be adapted to 3.3 V and 5 V system， no level 

To 40℃ to + 85℃ temperature range， timing accuracy in a plus or minus 5 PPM (+/- 0.432 SEC/day)

Complete the clock calendar function including the second， minute， time， week， date， month， and year， and provide the valid until 2100 leap year

The accuracy of plus or minus 3℃ digital temperature sensor

Package included:
 

1  x  DS3231 Precision RTC Module Memory Module