Description The submersible lamp can provide wonderful lighting for your aquarium. White and blue LEDs produce lights that can not only meet the need for lighting, but also can give fish and plants more vivid colors. This submersible light for aquariums can be used in multiple occasions, such as fish tanks, turtles, reptiles, ponds, etc. You can install it above water or fully submerge it in water to achieve the lighting effect you want. Features 12V low voltage output, safe use Bright white and blue LEDs IP68 waterproof design < /p>< p > 3 lighting modes 5 brightness levels Timer function 3/9/12H Timer function Example for 3H cycle. When the 3H timer mode is selected, the light will be on for 3 hours and will be off for the last 21 hours of the day. The total duration of a cycle is 24 hours.