Blazer C789RTM LED Square Submersible Stop/Tail/Turn Light - Left or Right Side - Red Includes One Red Submersible Light and Hardware Features a 7-Function Stop / Tail / Turn Light with Side Marker Light that can be used on Both Sides Offers One Light that Works on Either Side of Trailer Features a Design that Includes 10-Diodes on the Light and 1-Diode on the Side Marker Blazer is a Recognized Leader in the Aftermarket Lighting Industry