So you have an aquarium at home and need a lighting solution for it? The Finnex Planted+ can help. It is an automated LED fixture with 4 customizable color channels. It simulates sunrise and starry night. You also get a controller. The fixture remembers your last saved settings. The device interacts with the controller via a water resistant IR sensor.
This product is made of aluminum and has a water resistant splash guard. The 30″ version sets you back under $85.