no need to wiring the grounds and routing the wire harness
Mount Hole Centre-Centre: 54mm
Here we have 9mm Wide 15 Meter Long Heat Resistant Electrical Harness Tape Black Fabric Cloth Tape
Connector Plug Light Lamp Bulb Socket Adapter 12V 24V
So when the alternator starts turning the voltage rises to around 13
2 x 12-24V Side Marker Lights Signal Light Indicator Lamp for Truck Trailer Osram no need to wiring theAbout the item Suitable for all Cars,SUV,vans,Lorry,Rvs,Bus, Boat,Trailer and trucks with DC 12V 24V, For LED side marker light, clearance light, rear light, indicator light, warning light, parking light etc.. With 3 sied lights, flowing water effect(amber), red and white, brighter, cool and eye catching. With 6 Wires Connection: 2 Black Wires: Negative, 2 Yellow Wires: turn signals (Flowing), 2 Red Wires: 1 White + 1Red Low power consumption, high