Halogen light reflector lamp power 75 watt energy consumption 75 kwh1000h series osram halospot 111 socket g53 voltage 12 v light colour warm white luminous intensity 2 000 cd colour temperature 3 000 k beam angle 40 lifespan 2 000 h bulb shape reflector variable intensity dimmable length 65 mm diameter 111 mm average annual electricity cost 01951 kwh 1463 euros source average electricity cost based on figures from eurostat as of 2016