Mingdak LED Aquarium Light Kit for Fish Tank,Underwater Submersible Crystal Glass Lights Suitable for Saltwater and Freshwater Great for night viewing,Great night light and tank illuminator Ultra bright and full spectrum RGB LEDs,Each color is individually adjustable for endless custom color blends,mimic real-world aquatic conditions All are fully submersible and come with suction cups to give you endless possibilities on how to use these systems.Super water resistant Safe and low voltage:LED lights is 20% brighter and is designed for reliable, long-term performance Adjustable mounting legs allow for flexibility in fitting aquariums widths of 16-22 inches. On/Off switch Color option Light dim adjustable Color change speed adjustable