SoundOff Signal EGHST1A GHOST Gen3 Amber Single Mini Warning Light with Black Housing Fits anywhere almost anywhere, disappears when not in use, produces the same amount of high intensity light as older style lights three times it's size, exterior use SAE J595 compliant 33 different flash patterns and can be synchronized with up to three additional ghost lights, provides 30 degrees vertical adjustability Versatile - can be used on cars, trucks, SUV's, buses, trailers in exterior or interior mounts GHOST comes with three different mounting options: permanent mount, adhesive mount and an edge mount bracket (single or dual) mounts 10-30 vdc multi voltage