Halogen light reflector lamp power 35 watt energy consumption 35 kwh1000h series osram halospot 111 eco socket g53 voltage 12 v light colour warm white luminous intensity 4 200 cd colour temperature 2 900 k beam angle 24 lifespan 3 000 h bulb shape reflector variable intensity dimmable uv filter length 65 mm diameter 111 mm average annual electricity cost 01951 kwh 683 euros source average electricity cost based on figures from eurost