HALJIA⏳Clock Integrated CircuitsHALJIA CJMCU-5351 Si5351A Si5351 I2C 25MHZ Controller Clock Signal Generator Breakout Board 8KHz to 160MHz 3-5VDC Compatible with Arduino IDE$26.99View
DollaTek⏳Clock Integrated CircuitsDollaTek Q206 PCF8563 PCF8563T 8563 Module Clock Module RTC Module DIY Clock Kit - 5 Pcs$23.99View
DollaTek⏳Clock Integrated CircuitsDollaTek 5PCS DS3231 Precision RTC Clock Module Memory Module for Arduino for Raspberry Pi$35.99View
DollaTek⏳Clock Integrated CircuitsDollaTek 3Pcs Tiny RTC I2C DS1307 AT24C32 Real Time Clock Module For Arduino AVR PIC 51 ARM$12.99View
Hobby Components⏳Clock Integrated CircuitsHobby Components Tiny RTC I2C AT24C32 DS1307 Real Time Clock Module with EEPROM ARM PIC for Ar...$10.99View