Discharge lamp power 150 watt energy consumption 150 kwh1000h series philips master citywhite socket e40 light colour warm white light output 13 500 lumen colour temperature 2 800 k lifespan 14 000 h bulb shape tubular style glass bulb variable intensity dimmable average annual electricity cost 01951 kwh 2927 euros source average electricity cost based on figures from eurostat as of 2016