Led bulb energy rating a power 10 watt energy consumption 10 kwh1000h equivalent to light bulb 60 w socket e27 light colour warm white light output 806 lumen colour temperature 2 700 k beam angle 180 bulb shape standard variable intensity dimmable colour rendering index ra 80 ra length 109 mm diameter 60 mm average annual electricity cost 01951 kwh 195 euros schaltzyklen 100 000 quantity 1 pieces source average electricity cost