DS3231 RTC Clock Module
₹298.54 (Including GST) ₹253.00 ( + ₹45.54 GST) Specifications: Voltage Supply: 2.2 V ~ 5.5 V (for RTC). Time Format: HH: MM: SS (12/24 hr). 1 Hz output pin SQW. Date Format: YY-MM-DD-dd. DS 3231 based RTC with 2032 Battery Holder. 32 KHz output pin 32K. Size: 38mm x22mm x14mm