The Optronics STL211XRFHBP is a 6" oval surface flange mount Fusion LED stop/turn/tail light with back-up built in. Fusion technology allow for a portion of the light to be used for back-up light function and stop function; which keeps the format of the light into a 6" oval package. It comes hardwired with 8" lead wires. It is sonically sealed, waterproof. Lifetime LED .