【Fish Tank Decorative Light】: This aquarium submersible light contains 12 LED lamp beads, RGB colorful automatic slow changing light, suitable for small fish tanks, coral tanks, aquatic plants tanks, small pools wigwam pumps decoration. 【Premium Material】: Fish tank light is made of ABS high-transparent shell, good light transmittance, IP68 waterproof, the whole process can be used for diving, water and land dual-use, practicality is very strong. 【USB Interface】: It adopts USB power interface, power cord length: about 1.4m/4.6ft, can be connected to a variety of devices with USB interface, such as cell phone power plug (package does not contain plug), laptop computers, mobile power and so on. 【Suction Cup Fixed】: You can use the suction cups to fix it, when you use it, install it on the bottom of glass, acrylic, square round aquarium, the side, and the smooth and clean position of the inner wall of the aquarium. 【After-sale Service】: Thanks for your purchase. If you have any problem, please contact us and we will help you solve them within 24 hours.