1-Digital multimeter
1-PCB Hand Drill with 4 0.5mm bit
12x12 Copper Board
500ml-Ferric Chloride
7805, 5V regulator
7812, 12V regulator
AT89S52
microcontroller
LM358 dual-operational
amplifier
RFID reader - 9-pin 125kHz RFID reader
2 - 5mm light-emitting diode
2 - 5mm infrared transmitter diode
2 - 5mm infrared receiver diode
4 - 1N4007 rectifier diode
1 - BC547 transistor