... non-deformable structure for installations in environments with vibration. 2.Lighting cover : PC or PS safty msterial with 1.8mm ... 220V ~ 240V,50HZ ~ 60HZ. 6.Type of lamps : T8 & T5 fluorescent tube,single or double tubes,or LED-tube. 7.Wattage ... 9.IP rating : IP65,outstanding stability of water tight gasket,waterproof,explosion proof,dustproof. 10.Electrical equipment : firstly quality inductive ...