Genssi 30/40 AMP Auto LED Light Bar Relay Wiring Harness SPDT 12V 40A (Pack of 5) 12V 5 Prong Relays with 5 Prong Sockets wires 30A / 40A for many applications - The contact colors are Yellow (common), Red (normally closed), and Blue (normally open) Heavy Duty construction with thick 16 Gauge 1 Feet Long - Durable Ends come pre-stripped; either crimp or solder joints on the wires Pack of 5; Color Coding is not standard