Discharge lamp power 70 watt energy consumption 70 kwh1000h series osram powerstar hqi ts socket rx7s light colour neutral white light output 5 700 lumen colour temperature 4 000 k lifespan 12 000 h bulb shape tubular style glass bulb uv filter average annual electricity cost 01951 kwh 1366 euros source average electricity cost based on figures from eurostat as of 2016