Discharge lamp power 150 watt energy consumption 150 kwh1000h series philips master colour cdm t socket g12 light colour neutral white light output 12 700 lumen colour temperature 4 200 k lifespan 12 000 h bulb shape tubular style glass bulb average annual electricity cost 01951 kwh 2927 euros source average electricity cost based on figures from eurostat as of 2016