Real Time DIY Precision DS3231 RTC Clock Memory Module for Arduino Raspberry Pi _x005f_x000D_ Description: _x005f_x000D_ Pay attention to the module for Arduino motherboard can also be used. _x005f_x000D_ The module itself can be adapted to 3.3 V and 5 V system, no level conversion, it is super convenient! _x005f_x000D_ _x005f_x000D_ Feature: _x005f_x000D_ 1 40℃ to + 85℃ temperature range, timing accuracy in a plus or minus 5 PPM (+/- 0.432 SEC/day). _x005f_x000D_ 2. To provide continuous timing battery backup. _x005f_x000D_ 3. Low power consumption. _x005f_x000D_ 4. The device compatible with DS3231 encapsulation and function. _x005f_x000D_ 5. Complete the clock calendar function including the second, minute, time, week, date, month, and year, and provide the valid until 2100 leap year. _x005f_x000D_ 6. Two calendar clock. _x005f_x000D_ 7.1 Hz and 32.768 kHz output. _x005f_x000D_ 8. Reset the output and input button to tremble. _x005f_x000D_ 9. High speed (400 KHZ) the I2C serial bus. _x005f_x000D_ 10. + 2.3 V to + 5.5 V power supply voltage. _x005f_x000D_ 11. The accuracy of plus or minus 3℃ digital temperature sensor. _x005f_x000D_ 12. - 40 ℃ to + 85℃ temperature range. _x005f_x000D_ _x005f_x000D_ Note: _x005f_x000D_ Please allow 1-3mm differs due to manual measurement. _x005f_x000D_ Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding. _x005f_x000D_ _x005f_x000D_ Included: _x005f_x000D_ 1 x Clock Memory Module 1 40℃ to + 85℃ temperature range, timing accuracy in a plus or minus 5 PPM (+/- 0.432 SEC/day). 2. To provide continuous timing battery backup. 3. Low power consumption. 4. The device compatible with DS3231 encapsulation and function. 5. Complete the clock calendar function including the second, minute, time, week, date, month, and year, and provide the valid until 2100 leap year.