Quantity   Component name
1 × Onion Omega Embedded Linux Board with WiFi
1 × Perforated Protoboard Initial testing stage
1 × Rectifier Diodes Reverse current protection
1 × Electrolytic Capacitors With WVDC > Battery
1 × Resistors Various values
1 × Transistors PNPs / NPNs / N-FETs
1 × Pin Headers 2.54mm pitch
1 × Cables Wire gage depending on current capabilities
1 × Spare Keyfob To control open/close doors
1 × 5V Buck Regulator Re-used a spare 5V SMPS and connected it to the perforated board
2 × 12V Relays Relays for Ignition and Cranking