Uniquely designed shock mount extends lamp life. Sealed polycarbonate lens andhousing resist heat and impact. Flange and flush mount grommets designed formounting in a 4-1/2″ hole. Not recommended for dome lamp use. Upgrade to LEDlighting systems using Truck-Lite Super 44 Series products. Warranty: 3 Year Lens Color: Clear Lens Material: Polycarbonate Light Type: Incandescent Standards Met: R Lamp Connection: PL-2 Volts: 12V