Energy saving bulb energy rating a power 11 watt energy consumption 11 kwh1000h series philips genie esaver philips eco85 genie equivalent to light bulb 50 w socket e27 voltage 230 v light colour warm white light output 600 lumen colour temperature 2 700 k lifespan 8 000 h bulb shape compact fluorescent tube style bulb housing variable intensity not dimmable length 117 mm diameter 35 mm average annual electricity cost 01951 kwh 215 euro