Input voltage (V): AC 90 - 240. Frequency (Hz): 50 - 60. Power consumption (W): 10 - 18 Luminous Flux: 950lm - 1200lm Power factor: 0.9 Color temper (K): 2700 - 6500 Color rendering property (Ra): 75 Working temperature (oC): from -20 to 45 Lifetime (h): over 40,000. Remark: Straight and Edge Down Light. Application field: indoor commercial lighting such as: hospitals, offices, Residential areas, Restaurants, stores, shopping centers, etc. Size: 170mm x 47mm; 70mm x 20mm; 120mm x 20mm; 150mm x 20mm; 170mm x 20mm; 195mm x 20; 225mm x 20m (H)