This Red LED strip light is versatile and extremely flexible allowing it to be used in many places on a bike, trike or trailer. Add On used this to light underneath the 2005 GL1800 trunk. It contains 30 LEDs in a clear housing, measures 12 inches in length and has a 40 inch lead wire. The light can be connected together to obtain any length desired. They mount with self-adhesive tape and have a two-wire function to work as a running, brake or turn-signal light. Single.