Led bulb led spot reflector lamp energy rating a power 47 watt energy consumption 6 kwh1000h equivalent to light bulb 35 w socket gu5 3 light colour neutral white light output 395 lumen colour temperature 4 000 k beam angle 36 lifespan 15 000 h bulb shape reflector variable intensity not dimmable colour rendering index ra 80 ra special feature mercury free diameter 50 mm average annual electricity cost 01951 kwh 117 euros protecti