This Review has been updated 12 times since it was first published in March of 2017. Submersible aquarium lights not only provide illumination for your plants, fish, and other aquatic animals, but they also enhance the aesthetic appeal of your tank. The selections featured here come in a range of sizes, styles, and brightness levels, with either white or multicolored bulbs, so you’re sure to find the right one for jazzing up your underwater environment. When users buy our independently chosen editorial picks, we may earn commissions to help fund the Review. Skip to the best underwater aquarium light on Amazon.
10. Xcellent Global
The highly customizable Xcellent Global can be programmed to perform various dimming and fading functions to create a lively environment. It’s a safe, low-voltage option with a self-weighted design, and assembly is both quick and painless.
- 16 inches in length
- For fresh or saltwater use
- Remote control range is short
9. Covo Superior
Depending on your preference, you can choose from two versions of the Covo Superior — one with bright white bulbs and another that produces a variety of colors. It’s equipped with a strong waterproof seal that helps ensure a long life.
- Settings can be saved
- Strong suction cups keep it in place
- Doesn’t work well with timers
8. Sanwo Spotlight
While it certainly will work for an indoor tank, the Sanwo Spotlight is bright enough for use outside to illuminate a fountain or even a swimming pool. It will shine in vivid red, yellow, green, blue, and more, and you can set it to put on a dynamic show.
- Flash and fade modes
- 90-day satisfaction guarantee
- Remote control is finicky
7. Gift Pro Bar
The Gift Pro Bar is designed so that all the mounting hardware is hidden once it is installed, so it will fit seamlessly into the framework of your tank. It features a handy timer that allows you to program when you want it to power on and off.
- Three size options
- Vibrant strobe setting
- Some find it too dim
6. Nicrew Volcano Ornament Kit
Create a dramatic effect with the Nicrew Volcano Ornament Kit, which features red LEDs and a resin base that, together, mimic overflowing lava. The included bubble maker fosters natural filtration, to help keep your fish and plants healthy.
- Sets up in a few quick steps
- Measures about 4 by 6 inches
- Air pump sold separately
5. Mingdak Crystal
Your reef and gravel are sure to shimmer under the Mingdak Crystal, which uses 57 long-lasting LEDs to illuminate tanks in a range of sizes. It features an unobtrusive, in-frame mounting design and two strong, sturdy suction cups.
- Legs adjust for flexible placement
- Handy manual on-off switch
- Dense shockproof rubber connection
4. KooPower Super
Your fishy friends will enjoy a more lifelike environment with the KooPower Super, which pumps the water to help distribute oxygen throughout. It fits well in tight spaces, thank to its compact size, and its red, blue, green, and yellow LEDs provide an eye-catching show.
- Simple tool-free installation
- Adjustable flow rate knob
- Makes little to no noise
3. Nicrew Strip
A compact selection that doesn’t consume much power, the Nicrew Strip is a solid, energy-efficient choice that’s great for brightening up small tanks. You can position it just about anywhere on the interior glass with its dependable suction disks.
- Emits a gentle blue-and-white glow
- Also available in longer options
- Backed by a one-year warranty
2. Hagen Fluval Prism 2.0 LED
The Hagen Fluval Prism 2.0 LED can project up to six feet and offers fun, vibrant special effects that mimic sunsets and storms. It casts a powerful, 6.5-watt beam, while its compact black housing is easy to conceal behind plants or rocks.
- Lifespan of up to 50000 hours
- Brightness control option
- Fully rotatable head
1. Smiful Submersible
You can program the Smiful Submersible directly via a switch on the cord or use the intuitive remote that comes with it. It lets you select from a wide variety of colors and several dramatic display modes, such as flash, fade, and strobe.
The Flipper 2-in-1 is by far one of the most versatile models on the market. It can easily flip from scrubber to scraper when you rotate the handle, and it has an ultra low-profile design that allows cleaning in hard to reach areas of the tank.
- Adjustable brightness and speed
- Five lengths to choose from
- Durable abs plastic and acrylic
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