Led bulb power 3 watt energy consumption 3 kwh1000h socket e27 voltage 230 v light colour warm white colour temperature 2 900 k beam angle 360 lifespan 40 000 h style bulb housing variable intensity not dimmable length 78 mm diameter 32 mm average annual electricity cost 01951 kwh 059 euros source average electricity cost based on figures from eurostat as of 2016