Scitoo Chrome Led Signal Lamps Towing Mirror Power Heated Pair Set For 2003-2007 Silverado/Sierra (07 Classic models) Side Mirrors This is a POWER Tow Mirrors with built-in motor, so you can adjust the angle of the side mirror with the button inside your vehicle. It only applies to vehicle that already have power mirror feature; and if your car has manual mirrors, and you should look at our manual mirrors instead. Comes as a pair of towing mirrors (Driver + Passenger Side); Color: Black textured/ Chrome finish Comes with extendable telescoping dual arms; Mirrors are manually foldable; Comes with heated mirror for defrost, your truck has to have heated function in order for this to work properly Comes with LED signal light, your truck has to have turn signal function in order for this to work properly Installation instruction is not included. Professional installation with experienced body shop is highly recommended.