Hello All Fellow Saltwater Reef Enthusiasts, Included is the information on our all New OCReef Linear CREE LED Aquarium Light. These are killer all the way around, including the price-tag. Highlights: Designed for Coral Reef Aquariums & All Saltwater Aquariums. LEDs: 60 Watts. Includes (20) 3 Watt CREEs. (10) 3 Watt XPG and (10) 3 Watt XPE. Spectrum / Ratio 1:1 Ratio of (10) White LEDs 10,000 Kelvin & (10) Blue LEDs 455 Nanometer Diffuser Lens: 80 degree Size: 39.4" L x 2.6" W x 1.9" H, Can fit aquariums up to 48" with the extendable slide out legs. Can also be hung with included hanging kit. Power Cords: Includes two grounded power cords, which allows each set of (10) LEDs to be put on a timer, for a controlled timed lighting configuration. Add to your pre-existing lighting scheme, or run two or more units, to provide full coverage for your reef aquarium. Noise Decibels: None. 100% Completely Silent. Unit does not need a noisy fan to operate. Weight: Extremely light weight at approx. 8 lbs. Operating Temperature: -20℃-60℃ Warranty: 3 years PAR Test Measurements on a 24", 36", & 48" Aquarium: 48": average of 270, peak of 380 36": average of 350, peak of 450 24": average of 600, peak of 650 See the included images, below.