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 average annual electricity cost 01951 kwh 1463 euros source average electricity cost based on figures from eurostat as of 2016