Halogen light candle bulb energy rating d power 18 watt energy consumption 18 kwh1000h series philips ecoclassic30 b35 equivalent to light bulb 23 w socket e14 voltage 230 v light colour warm white light output 200 lumen colour temperature 2 800 k lifespan 2 000 h bulb shape candle style glass bulb variable intensity dimmable diameter 35 mm average annual electricity cost 01951 kwh 351 euros source average electricity cost based on fig