High Precision DS3231 Real Time Clock Module RTC DS3231 3.3V/5V with Battery for Arduino Raspberry Pi

Description Highest precision clock module DS3231 in foreign countries Note that this module can also be used for Arduino motherboard The module itself can adapt to 3 3V and 5V systems without level conversion which is super convenient Features 1 40℃ to 85℃ temperature range timing accuracy kept at ± 5ppm ± 0 432 sec day 2 Timed to provide continuous battery backup3 Low power4 Device package and function compatible with the DS32315 Complete clock calendar functions include seconds minutes hours day date month and year timing and provide valid until the year 2100 leap year compensation6 Two calendar alarm7 1Hz and 32 768kHz output8 Reset button debounced input and output9 Speed 400kHz I2C serial bus10 2 3 V to 5 5 V Supply Voltage11 ± 3℃ accuracy digital temperature sensor12 40℃ to 85℃ operating temperature range13 16 pin SO 300mil packagePackage included 1 xClock Module