ITEM NAME:DS3231 Real Time Clock Module for Arduino 3.3V/5V with Battery For Raspberry JR Featureï ¼Å¡ Brand new and high quality. P roduct Features: Timing accuracy (in a plus or minus):  ± 5ppm (  ± 0.432 sec / day) Power supply voltage: +2.3V to +5.5V  ± 3 ℃ accuracy digital temperature sensor To provide continuous battery backup Temperature range: -40 ℃ to +85 ℃ Low-power consumption Device package and function compatible with the DS3231 Complete clock calendar functions which include seconds, minutes, hours, date, month and year, and provide valid until the year 2100 leap year compensation Two calendar alarm 1Hz and 32.768kHz output Reset button debounced input and output High-speed (400kHz) I2C serial bus 100% brand new and high quality. DS3231 Precision RTC Clock Memory Module for Arduino Raspberry Pi High timing accuracy,  ± 5ppm (  ± 0.432 sec / day)  ± 3 ℃ accuracy digital temperature sensor Device package and function compatible with the DS3231 Complete clock calendar functions and provide valid until the year 2100 leap year compensation Two calendar alarm Modules can adapt itself 3.3V and 5V systems without level conversion, super convenience. Package included: 1  x DS3231 Real Time Clock Module Note: Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding..Reset button debounced input and output. Complete clock calendar functions which include seconds, minutes, hours, date, month and year, and provide valid until the year 2100 leap year compensation. Two calendar alarm.
