Quantity   Component name
1 × LM358 Amplifier and Linear ICs / Operational Amplifiers
1 × Socket for Amplifier
1 × Arduino Nano
1 × Bluetooth module
2 × 1n4148 Discrete Semiconductors / Diodes and Rectifiers
2 × Electrolytic Capacitor 2.2 uF @63 volts
2 × Polyester Capacitor 68 nF @250 volts
1 × Photo transistor
1 × Infrared led 5mm
9 × Resistor Various Values 1/4 W
1 × Potentiometer TRIMPOT
1 × Socket for Arduino