Raspberry Pi Alarm Clock using RTC Module DS1307 | Raspberry pi, Raspberry, Raspberry pi projects
iCSTORE DS1307 DS 1307 RTC Module I2C Real Time Digital Clock/Calendar DIY Kit, AT24C32 EEPROM 32Kb IC for Nano/UNO/PI/Single Board PC and Microcontroller, Alarm with DS18B20 Sensor Space- Pack of 4 :