Quantity   Component name
1 × Arduino UNO & Genuino UNO
1 × 555 timer IC
1 × IC 74HC14 Schmitt trigger gate
2 × Resistor 1k ohm
1 × Resistor 10k ohm
1 × Capacitor 100 nF
1 × Capacitor 1000 µF
1 × LCD - 16x2