- Parts List:- IC555
- LDR, LED
- Transistor BC547/548
- Diode IN4007
- Resistor 1mega variable, 1k, 220ohm,
- Capacitor 100uf/25volt, .01 or .1uf(103 or 104)
- Relay 12 volt
This circuit automatically turn on at night and turn off at day time. This is very effective, small and cheap circuit could be designed with ease. You can check also other circuit direct on 220 volt .