Energy saving bulb power 27 watt series megaman clusterlite socket e27 voltage 230 v light colour warm white light output 2 800 lumen colour temperature 2 800 k lifespan 25 000 h bulb shape compact fluorescent tube style bulb housing colour rendering index ra 80 ra length 188 mm diameter 63 mm schaltzyklen 1 000 000 quantity 1 pieces source average electricity cost based on figures from eurostat as of 2016