Led bulb energy rating a power 45 watt energy consumption 40 kwh1000h equivalent to light bulb 40 w socket e27 voltage 240 v light colour warm white light output 470 lumen colour temperature 2 700 k lifespan 15 000 h bulb shape standard variable intensity not dimmable colour rendering index ra 80 ra average annual electricity cost 01951 kwh 78 euros schaltzyklen 15 000 quantity 1 pieces source average electricity cost based on figur