wonderfullshop10pcs DS3231 Precision RTC Module Memory Module for Raspberry Pi Arduino

Description

10pcs DS3231 Precision RTC Module Memory Module for Raspberry Pi Arduino1. Overview:Raspberry Pi DS3231 foreign high precision clock modulePay attention to the module Arduino motherboard can also be used.The module itself can be adapted to 3.3 V and 5 V system, no level conversion, it is super convenient!2. Features:1 to 40 to + 85 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, time, week, date, month, and year, and provide the valid until 2100 leap year6. 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 digital temperature sensor12. - 40 to + 85 temperature range