Energy saving bulb candle bulb energy rating b power 10 watt energy consumption 10 kwh1000h series osram duluxstar mini candle equivalent to light bulb 40 w socket e14 voltage 230 v light colour warm white light output 445 lumen colour temperature 2 500 k lifespan 6 000 h bulb shape candle style decopipe straight variable intensity not dimmable length 125 mm diameter 40 mm average annual electricity cost 01951 kwh 195 euros source a