Pin socket bulb xenon bulb halogen light power 50 watt energy consumption 50 kwh1000h series osram hlx xenophot socket g6 35 voltage 12 v light colour neutral white light output 1 600 lumen colour temperature 3 400 k lifespan 50 h style glass bulb variable intensity dimmable length 44 mm diameter 12 mm average annual electricity cost 01951 kwh 976 euros source average electricity cost based on figures from eurostat as of 2016