Halogen light reflector lamp power 60 watt energy consumption 60 kwh1000h series osram halospot 111 eco socket g53 voltage 12 v light colour warm white luminous intensity 2 800 cd colour temperature 2 900 k beam angle 40 lifespan 3 000 h bulb shape reflector variable intensity dimmable uv filter length 65 mm diameter 111 mm average annual electricity cost 01951 kwh 1171 euros source average electricity cost based on figures from euros