· Protection Degree of Protection - IP67 / NEMA 6 UL Certification oUL844 - Class I, Division 2 (Groups A, B, C and D) / Class II, Division 2 (Group F and G) / Class III oUL1598 · Specification oVolt.: 120V / 277V / 347V / 480V(only 120W) AC oWatt.: 120W / 140W / 160W oAmps: 120W (0.25A~1A) / 140W (0.4A~1.17A) / 160W (0.46A~1.33A) oFrequency: 50Hz / 60Hz oPower Factor: cos≧0.9, cos≧0.87(480V) · Ambient Temperature o-20°C ~ +50°C, T3 / CIID2: +50°C, T4A · Optical Information oCCT : 3000K (Warm White) / 5000K (Cool White) oCRI : Warm White≧80 / Cool White≧70 oLum/Watt. : ≧ 95 (Warm White) / ≧ 100 (Cool White) oBeam Angle : X-110° / Y-110°