... ,UL approval (CE/UL approved 277VAC waterproof CC LED driver )(input range: 120~305vAC)Features• Case material ... decrease light attenuation • Meet to safety standard and EMC • Assure LED stability long lift and light efficiency ... industries, such as outdoor LED illuminating lights, LED Neon, LED City Decoration, LED Lighting Advertising, LED Display, Safety Protection Apparatus, Telecommunications, ...