... 50-60HzBeam Angle15°-180°Dimension 60*119mmBase typeGU10, E27, MR16, E14, E17 all availableLifespan50000hoursWorking Temperature10°C-55°CStorage Temperature-30°C ... higher than 50,000 hours.Advantage:1. Energy saving: saving than traditional metal halide lamp for more than 80%.2. Long life ... above items are under factory standard warranty.2.All the shape, size, color, brightness is available here and ...