7 Colors & Super Bright Our LED fish tank light has 7 colors, white, blue, green, red, purple and orange, it will change color automatically. In addition, this small aquarium light is super bright, can really make your aquarium, plant tank or turtle tank look and be brightened. WATERPROOF & SUCTION CUP This submersible aquarium light is IP68 waterproof and can be fully immersed in water or outdoors. Comes with suction cup, easy and convenient to stick anywhere you want to decorate your aquarium. Good for small aquariums: space saving, good for tanks up to 20 gallons, but if your tank is bigger, you can put 2 or 3 in the aquarium, it will also look cool. USB Plug The charger can be split into a USB and a plug, you can simply use USB to connect the power supply. USB aquarium light is more convenient. Better Lighting Effect:Convex lens design, better capacitor effect, twice as bright as ordinary lights. LED lamp with high brightness and great penetration, energy saving, long service life.