Halogen light pin socket bulb reflector lamp power 75 watt energy consumption 75 kwh1000h series sylvania hi spot socket gu10 voltage 230 v light colour warm white luminous intensity 3 500 cd colour temperature 2 800 k beam angle 24 lifespan 2 000 h bulb shape reflector uv filter length 70 mm diameter 110 mm average annual electricity cost 01951 kwh 1463 euros source average electricity cost based on figures from eurostat as of 2016