Features:
- Within -40°C to +85°C temperature range, timing accuracy kept at±5ppm (±0.432 sec / day)
- The module itself can be adapted to 3.3 V and 5 V system
- Complete clock calendar functions include seconds, minutes, hours, day, date, month and year timing , provide valid until the year 2100 year compensation
- 1 Hz and 32.768 kHz output
- RTC Clock Module has the characteristic of low power consumption
Accuracy of±3℃digital temperature sensor

Specifications:
Temperature range: - 40~85℃
Weight: 2g

Package included:
4 x RTC Clock Module( battery are included)