Halogen light incandescent light energy rating c power 70 watt energy consumption 70 kwh1000h series osram halogen classic a eco equivalent to light bulb 92 w socket e27 voltage 230 v light colour warm white light output 1 200 lumen colour temperature 2 800 k lifespan 2 000 h bulb shape standard style glass bulb variable intensity dimmable uv filter length 95 mm diameter 55 mm average annual electricity cost 01951 kwh 1366 euros sou