Led bulb energy rating a power 7 watt energy consumption 7 kwh1000h series osram retrofit equivalent to light bulb 60 w socket e27 voltage 230 v light colour warm white light output 806 lumen colour temperature 2 700 k beam angle 300 lifespan 15 000 h bulb shape standard variable intensity dimmable colour rendering index ra 80 ra length 105 mm diameter 60 mm average annual electricity cost 01951 kwh 137 euros schaltzyklen 100