Led spot pin socket bulb reflector lamp energy rating a power 5 watt energy consumption 5 kwh1000h equivalent to light bulb 50 w socket gu10 voltage 230 v light colour warm white light output 400 lumen colour temperature 3 000 k lifespan 30 000 h bulb shape reflector length 50 mm diameter 50 mm average annual electricity cost 01951 kwh 098 euros source average electricity cost based on figures from eurostat as of 2016