Led spot pin socket bulb reflector lamp energy rating a power 48 watt energy consumption 48 kwh1000h series osram led superstar equivalent to light bulb 35 w socket gu10 voltage 230 v light colour neutral white luminous intensity 750 cd colour temperature 4 000 k beam angle 36 lifespan 25 000 h bulb shape reflector style bulb housing variable intensity dimmable length 57 mm diameter 50 mm average annual electricity cost 01951 kwh