UFO high bay led is a cost-efficient solution and great replacement for MH, HID or HPS Bulbs. Upgrading MH, HID or HPS bulbs to our ufo led high bay light can save you a lot of electricity bill and improve your visibility. Constructed of dia-casting aluminum heat sink with excellent heat dissipation, high quality Lumileds LEDs and UL listed power supply, our ufo led high bay light ensure high performance for more than 50,000 hours.