Quantity   Component name
1 × Arduino Pro Mini
1 × Another Arduino to be used as a programmer
1 × DS1307 RTC module (Newer models like the DS3231 are more efficient and can improve battery life)
1 × AA Battery.
1 × Quartz wall clock
1 × Wires ( Flexible Silicon wires around 20 AWG easy to work with)
1 × Screwdriver set
1 × Soldering Iron
1 × FTDI Serial Adapter