1.car welcome lights 2.No need drill , just stick on the door 3.Cree chip: ... From U.S.APower5WFeatures1. New trend of car lighting sources2. No need drill a hole, just stick on the door, without ... any damage.3. No pollution, no noise, no electronic interfrence4. Water-proof and shockproof design,no need to drill a holeSupply Capacity100000 ...