IP65 industrial waterproof fluorescent lighting ULcertificate UL listed 120-277v Electronic Ballast(Philips, Osram, Fulham) UL approved FeaturesUV stabilized, impact resistant polycarbonate diffuser and housingIP65 fully gasket ... installation, surface or suspended mountingLamp1*17W, 2*17W, 1*32W, 2*32W, 1*54W, 2*54WApplicationIdeal for parking lot ,warehouse, tunnels and ...