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