Features:Voltage: 9-12VOutput power: 6WMaterial: Aluminum alloyQuantity: 2 pieces1=1 pairInstalled Simply， Good Looking and UtilityHigh Brightness LED， Power Consumptions SavageSpecifics:Input power: 3W (each LED bulb)Rated Voltage: D.C 12vWorking temperature :-40C to +105CPackage include:1 x Pair of lamp1 x Drill headIn Case You would like to use in 4 cardoors，You need 2 Pairs.