Specifications: Input voltage: 85 to 265V AC Output power: 28W Size: 270 x 95 x 95mm Materials: high-thermal conductive aluminum and anti-flaming PC Luminous efficacy: >80lm/W (5,500K) Ingress protection: IP65 Color temperature: 2,700 to 7,000K Beam angle: 120/60 degrees Working humidity: 10 to 85% RH Emitting colors: red, green, blue and white Working temperature: -30 to 60掳C