Halogen light candle bulb energy rating d power 28 watt energy consumption 28 kwh1000h series philips ecoclassic30 socket b22 voltage 230 v light colour warm white light output 340 lumen colour temperature 2 900 k lifespan 2 000 h bulb shape candle style glass bulb variable intensity dimmable length 95 mm diameter 35 mm average annual electricity cost 01951 kwh 546 euros source average electricity cost based on figures from eurostat a