Reflector lamp led bulb energy rating a power 4 watt energy consumption 4 kwh1000h series philips corepro ledlamps equivalent to light bulb 40 w socket e14 voltage 230 v light colour warm white light output 200 lumen colour temperature 2 700 k lifespan 25 000 h bulb shape reflector style bulb housing variable intensity dimmable length 85 mm diameter 51 mm average annual electricity cost 01951 kwh 078 euros source average electricity