1.Best quality and favorable price! 2.Protection grade : IP65 3.Project light. 1x18W WATERPROOF LAMPCover material: PC,PS,PMMABody material: ABS,PC,GRPClips: plastic clips,stainless steel clipsBallast: magnetic ballast and electronic ballast.Lamp: fluorescent lamp and led lamp.Applicable place: bridge,basement,parking lot,stations,docks,squares and building sites,esp. 1x18w waterproof lamp