Energy saving bulb energy rating a power 15 watt energy consumption 15 kwh1000h series sylvania mini lynx compact equivalent to light bulb 65 w socket e27 voltage 230 v light colour warm white colour temperature 2 700 k lifespan 10 000 h bulb shape standard style bulb housing variable intensity not dimmable length 132 mm diameter 64 mm average annual electricity cost 01951 kwh 293 euros source average electricity cost based on figures f