▶ Durable: High-lumen maintenance compliant with US Star Energy program ▶ High-brightness ▶ Environmentally friendly. No UV and no IR radiation. ▶ Additional savings on air conditioning, since unlike traditional light, it does not generate heat. ▶ High efficiency: up to 116 lm/W ▶ Immediate start of full light. No flickering. Comfortable light that is easier and healthier on the eyes. ▶ Body made of high quality aluminium ▶ Ambient temp / Storage temp : -30 to 45°C / -40 to 65°C