GreenLED HID bulb E40 clear, 4000 K 47.5 W 10,000 lm Fully glass bulb, IP65, suitable for use in closed fittings, as a replacement for HQI/HPL/SON/NDL bulbs, average lifespan 50,000 hours, Ra 70, non-dimmable, with integrated surge suppressor 4 kV, for operation on 230 V AC mains voltage, PF0.9, operating temperature -20°C to +45°C Technical data