Led bulb energy rating a power 82 watt energy consumption 9 kwh1000h series osram superstar reflector equivalent to light bulb 50 w socket gu5 3 voltage 230 v light colour daylight white neutral white light output 621 lumen luminous intensity 1 430 cd colour temperature 4 000 k beam angle 36 lifespan 25 000 h bulb shape reflector style bulb housing number of leds 1 variable intensity dimmable colour rendering index ra 80 ra length