OKY3393
DS3231 AT24C32 IIC Precision RTC Real Time Clock Memory Module
Product Description
Size: 38mm (length) * 22mm (W) * 14mm (height)
Operating voltage :3.3 – 5 .5 V
clock chip: high-precision clock chip DS3231
Clock Accuracy :0-40 ℃ range, the accuracy 2ppm, the error was about 1 minute
Calendar alarm clock with two
Programmable square-wave output
Real time clock generator seconds, minutes, hours, day, date, month and year timing and provide valid until the year 2100 leap year compensation