FULL SPECTRUM LIGHT: Blue light beads, promotes plant growth. Green light beads, restores natural colors. Red light beads, promotes photosynthesis. Suitable for planted and freshwater aquariums.This ful-spectrum LED lighting provides your aquarium plants with the light they need for healthy aquatic plants 4 MODES TO CHOOSE: Only set daylight lighting, 3 timer options, color default. Only set moonlight lighting, 3 timer options, 10 brightness options, 8 single colors or cycle colors available. Set both daylight and moonlight lighting, run one after another. Manual control(always-on mode) DAYLIGHT LIGHTING: 3 Timer 6H/10H/12H, the color simulates sunrise sunset, gradient orange - full spectrum white light - gradient orange. The brightness and color cannot be set ADJUSTABILITY MOONLIGHT LIGHTING: 3 timer options, 3H/5H/12H. 10 brightness options, with brightness indicator light,10%-20%-30%-40%-50%-60%-70%-80%-90%-100%. 9 colors to choose from, red, orange, yellow, green, cyan, blue, purple, full spectrum white light, cycle colors NEW 24/7 TIMER: Each time period of sun daylight lighting can run 24/7 light gradient process. Just select a total time you need. Not the traditional single time and mode change axis PRACTICAL & BEAUTIFUL: The simple and modern all-black aluminum lamp housing design style highlights the high-end beauty and can enhance the overall appearance of the aquarium. And concave-convex shell surface design increase the heat dissipation effect and extend the use time of the lamp beads EASY TO USE：hygger aquarium LED light comes with an external controller, with clear button functions and indicator lights, making it easy to set up and operate COMPATIBILITY: 6 sizes sizes and extendable brackets to meet the needs of various fish tanks, ranging from 12in long small fish tanks to large aquariums with a length of 55in DURABILITY 6 ROWS OF LAMP BEADS: Fully sealed and waterproof LED lamp beads are not easy to get into water or rust, causing short circuit or damage. Suitable for aquariums in humid environments, ensuring that it can work for a long time without problems caused by water ingress hygger Sun Moon LED Aquarium Light is a great way to illuminate your aquariums. With years of expertise, we are one of the pioneers in the field of full spectrum lighting. Easy to use and convenient to program, this lighting is perfect for beginners who want to light their first aquarium and also for professionals who want to upgrade their lighting!