Feature: 1. SIMULATE SUNLIGHT: Marine aquarium light is designed to mimic natural outdoor sunlight, full spectrum LED light can help plants grow healthy and enable them to grow naturally. 2. EXCELLENT MATERIAL: Saltwater fish tank light is made of high quality aluminum alloy, both durable and stylish, black coated finish suitable for a variety of aquariums or fish tanks with, this lightweight illuminates aquariums, fish tanks, etc. 3. WITH METAL BRACKET: Marine fish tank light with a stable and retractable metal bracket design, fixed light position is immovable, there will be no chandelier fall into the fish tank, easy to use. 4. LIGHT COLOR VARIABLE: Saltwater aquarium light light color variable, there are blue, white, blue and white light three colors, also compatible with the seawater tank use, more applicability. 5. USE POSITION: When using fish tank light, it is recommended to lean back a little in the front and back direction, not in the middle, because this is more conducive to the fish activities. Specification: Item Type: Fish Tank Light Material: Aluminium Alloy Rated Power: 18W Light Color: COB Multi Color (Blue and White, White, Blue Light Can Be Switched) Color Temperature: 4500-5500k Suitable for Fish Tank Wall Thickness: 13mm/0.5in or Less Product Size: Cylindrical Light: Approx. 9.5x8.5cm/3.7x3.3in Bracket: Horizontal Length: Approx. 23cm/9.1in Vertical Length: Approx. 20-43in/7.9-16.9in. Package List: 1 x Cylindrical Light2 x Bracket1 x Fixed Bracket3 x Power Cord Protection Ring Note: All data are measured manually, and there are certain errors in the measurement results.