AC/DC 12 Volt; Mounting Hole Diameter: 12mm, Cable Length: 15cm/5.6 inch This Bi-Color LED indicator can show 2 color: red and green, Common Anode electrode.Common anode electrode means 2 color indicator lights share a Common Anode electrode. For use as brake light, speedometer, tachometer, gauge cluster, check engine indicator, high beam indicator, shifter lights and dashboard lights. These panel mount pilot lights are sure to give you a visual status cue of any indexing signal, anticipating signals, emergency signal and other indexing signals. Waterproof Rating: IP65; Service Life: 10000 Hours; Body Material: Chrome Plated Brass Colour:As Shown Material:Metal Package Contents: 1 set * led mini lights Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.