Sell DS3231 Real Time Clock Module for 3.3V/5V with For Raspberry Pi best price

DS3231 Real Time Clock Module for 3.3V/5V with For Raspberry Pi Description: Raspberry Pi foreign highest precision clock module DS3231 Modules can adapt itself 3.3V and 5V systems without level conversion, this is a super convenient! Feature: The 1.-40 ° C to +85 ° C temperature range, timing accuracy kept at ± 5ppm (± 0.432 sec / day) 2 timed to provide continuous battery backup 3 low-power -Device package and function compatible with the DS3231 -Complete clock calendar functions include seconds, minutes, hours, day, date, month and year timing and provide valid until the year 2100 leap year compensation 6 two calendar alarm 7.1Hz and 32.768kHz output 8 Reset button debounced input and output 9-speed (400kHz) I2C serial bus 10. +2.3 V to +5.5 V Supply Voltage 11 ± 3 ° C accuracy digital temperature sensor 12.-40 ° C to +85 ° C operating temperature range 13.16-pin SO (300mil) package 14 by Underwriters Laboratories (UL) certification