Feature:Energy saving and low maintenance cost.Simply drill a hole and install with nut and washer.Flush mount for easy connection and strong conductivity.For use as brake light, speedometer, tachometer, gauge cluster, check engine indicator, high beam indicator, shifter lights and dashboard lights.These panel mount lights are sure to give you a visual status cue of any indexing signal, anticipating signals, emergency signal and other indexing signals.Easy to install, the red wire is positive and the black wire is negative.Specification:Bulb Type: LEDLight Color: Green Waterproof Rating: IP66Rated Voltage: AC/DC 12-24 VoltService Life: 30,000 HoursMounting Hole Diameter: 6mmCable Length: 140mm / 5.5 inchBody Material: Nickel Plated CopperBody Size: 21x8mm / 0.8x0.3 inch (L*Hex Side W)Package Contents:5 x Dash Light