Quantity   Component name
1 × Arduino Nano The main controller module
1 × LM2596 Power Management ICs / Switching Regulators and ControllersStep-dow
1 × ULN2003 Semiconductors and Integrated Circuits / Misc. Semiconductors and Integrated Circuits
5 × Pink LED 1206
5 × M7 Diode
5 × Resistor 560Ω 1206
5 × Omron G2R 10A 12V-DC Relay
5 × Omron G2R 10A 12V-DC Relay Socket
1 × Male Pin Header
1 × Long Male Pin Header
2 × Pin Header Jumpers
2 × Potentiometer 10KΩ
2 × SJT Connector
1 × Barrell Jack
5 × 3 Pin Phoenixes Terminal
1 × 2 Pin Phoenixes Terminal
1 × Seven-Segment Module
1 × DB-107 FBR 1A Full Bridge Rectifier
1 × 0.5A Fast Blown Glass Fuse
1 × Glass Fuse Pins