Discharge lamp power 75 watt energy consumption 75 kwh1000h series osram powerstar hqi t socket g12 light colour neutral white light output 5 800 lumen colour temperature 4 200 k lifespan 9 000 h style glass bulb uv filter length 85 mm average annual electricity cost 01951 kwh 1463 euros source average electricity cost based on figures from eurostat as of 2016