[2 Lighting methods]: 30pcs LED-13W, 24 white LEDs and 6 blue LEDs; 45pcs LED-21W, 36 white LEDs and 9 blue LEDs. Improve the color of the aquarium and coral, and can provide spectacular lighting effects during the day or night. [Energy saving and high quality]: The soft LED lights, specially designed with low power and high energy saving, will not hurt fish. Antioxidant, good thermal dissipation effect, can save more energy and money. [High brightness]: The color temperature is high and the color rendering does not sparkle. Not only can it provide sufficient lighting for fish, but it can also promote photosynthesis of aquatic plants and is suitable for growth in aquatic plants. [flexible lamp arm]: 360 ° adjustable anti-rust gooseneck, the width of the clip is large enough to contain 25 mm thick glass, and the plastic screw will not scratch the glass of the water tank. [widely used]: Used in fresh water and seawater to make water clearer. The ultra-thin and simple design makes it not