About this article. Natural ecological lighting: Aquarium fish light comes with a 24 hour automatic sunlight cycle mode and 4 weather effects modes ( cloudy, thunder, sunny, moon). You can also choose the custom color mode to create a suitable lighting solution for your aquatic plants. Suitable for virtually any aquarium: Adjustable clip on the aquarium light, which can be fixed to any position of the aquarium wall, the maximum thickness of which is 2.3cm. Help your fish more beautiful: IREENUO aquarium light's high quality lamp cord, with excellent color, provides soft and splendid lighting environment for your fish and aquarium landscape. Promote better color synthesis of fish quail and help grow. High energy efficiency: low energy consumption operation ensures safe aquarium lighting. 7W / 13W energy-saving LED light allows low power consumption even long-lasting work. Fish light size 7W: 30 * 6.5 * 1cm; 13W fish light size: 52 * 6.5 * 1cm. Note: This aquarium lamp is not waterproof, please do not put it under water. See more details.