Led tube light energy rating a power 19 watt energy consumption 23 kwh1000h series osram substitube value socket g13 voltage 220 v light colour daylight white light output 1 700 lumen colour temperature 6 500 k beam angle 160 lifespan 30 000 h bulb shape tube light style glass bulb variable intensity not dimmable colour rendering index ra 80 ra length 1 200 mm diameter 28 mm average annual electricity cost 01951 kwh 449 euros we