Product Features
- Versatile full spectrum clip on light with 4 modes: daylight, moonlight, combined, & manual control.
- Soft light lamp beads with high CRI, friendly for eyes and fish.
- High-quality 5-row LED 2835+5050 beads, 68pcs have wide light coverage and bright colors, they are suitable for translucent tanks & bright plants with pure light effects.
- Waterproof LED beads with glue filling and high light transmittance, the clip-on light is easy to clean and withstands water vapor, so you don’t need to worry about water ingress.
- It is easy to install, fits tanks <0.74in, adjustable with the extendable rod (3.1in), for tanks up to 60″.
- DC 20V, ETL certified, safe & secure. Separable adapter for easy replacement, avoiding waste.
New Full Spectrum Clip-On Light
The hygger 018 clip-on light is designed for various planted tanks ranging from 11 to 55 inches long. It features an easy-to-install clip-style bracket, making it suitable for standard-rimmed aquariums. Available in multiple sizes, it accommodates different tank lengths. In addition to full spectrum lighting, it includes a Day-Night dual timer with Sunrise-Day and Sunset-Moon settings, adjustable with 9 color options for planted tanks. The thick aluminum construction enhances heat dissipation efficiency, and the detachable adapter allows easy replacement without needing to replace the entire light if it becomes damaged.
4 Lighting Modes to Choose From
1. Daylight Lighting Mode: This mode offers three timing options (6H, 10H, or 12H) and simulates a sunrise and sunset effect (gradient orange—full-spectrum white light—gradient orange). The daylight color cannot be customized.
2. Moonlight Lighting Mode: It features seven color options, three timing settings (3H, 5H, or 12H), and six brightness levels (10%, 25%, 35%, 50%, 75%, and 100%) available in seven colors (red, orange, yellow, green, cyan, blue, and purple).
3. Combined Daylight and Moonlight lighting.
4. Manual Mode.
Splicing Capability
The standout feature of the full-spectrum clip-on light is its ability to be spliced for use with extra-long fish tanks.
14W + 42W: Suitable for tanks up to 60 inches in length.
22W + 26W: Fits tanks up to 60 inches long and offers flexibility for other free combinations.
The extendable rod allows you to adjust the middle section of the tank light back and forth, making maintenance straightforward.
5 Rows of LED Lamp Beads
The light utilizes high-quality 2835 + 5050 LED beads, which boast a long service life of at least 50,000 hours. The full-spectrum lighting is gentle, and the color rendering index (CRI) is close to natural light, protecting your eyes and fish.
Usage Tips
Daylight Timer Settings
Timer Options: 6H, 10H, 12H
Brightness: Default setting (not adjustable)
Color Sequence: Default setting (Orange light gradually brightening to full-spectrum white – full-spectrum white light – orange light gradually dimming back to dark)
6H Mode: The light simulates the natural progression from sunrise to daylight to sunset.
10H Mode: Provides three different lighting curves for a dynamic day cycle.
12H Mode: It will initiate the cycle at the set time every day after the initial setup.
After selecting the desired lighting time, the light will operate according to the coordinates depicted in the accompanying image. The Day-L mode can be used independently or in combination with the Moon-L mode, offering flexibility in creating the ideal lighting for aquariums.
Moon Mode Timer Settings
1. Press the second button for over 3 seconds to activate the indicators for the 3H, 5H, and 12H settings simultaneously.
2. Press the third button to select the color of the moonlight. You have a choice of seven different colors.
3. Press the fourth button to select the brightness level for the moonlight.
4. Press the second button again to confirm your moonlight lighting settings.
5. Press the second button again to select the moonlight lighting duration. The 3H/5H/12H indicator will start flashing, indicating that the light is operational, and the timer has been set.
Note
Second Button: It is used to select the duration of the moonlight mode (3H, 5H, 12H) and to confirm the settings for the moonlight mode.
Third Button: It turns the light on and off. The manual setting mode also allows you to choose from 9 color options: red, orange, yellow, green, cyan, blue, purple, gradient cycle, and full-spectrum lighting.
Fourth Button: Press it to adjust the light brightness in the following sequence: 10%-25%-35%-50%-75%-100%-75%-50%-35%-25%-10%.
Specification
Package:
1 x LED light
1 x AC/DC power adapter
2 x Clips (Attention:HG018-14W/18W has only one clip)
2 x Extendable rod (Attention:HG018-14W/18W has only one rod)
1 x User manual
People Also Buy
The build quality of this light is excellent—I really love the overall design and performance. The brightness and color output are impressive, and it gives my tank a vibrant look.
That said, I’m giving it 4 stars because it doesn’t quite fit standard rimmed tanks as expected. The mounting screws don’t reach properly due to the trim, which makes installation a bit tricky. This light is clearly better suited for rimless tanks, where it fits perfectly without any hassle.
Despite this minor issue, I’m still very happy with the purchase and confident I’ll find a way to make it work with my setup. For anyone with a rimless aquarium, this light is a fantastic choice—you won’t be disappointed!
Hygger offers an excellent entry-level aquarium light that delivers solid performance without breaking the bank. While there are cheaper alternatives out there, they may not provide the output or spectrum needed for planted tanks—meaning you’ll likely end up upgrading anyway. If you don’t have live plants, those budget options might suffice. But for planted aquariums, you’ll want a full-spectrum light with decent intensity, and this one checks the boxes.
It fits both rimmed and rimless tanks with a convenient clip-on design. The built-in timer is a nice touch, though the interface could be more user-friendly. One drawback is the lack of a “permanently on” setting, which limits compatibility with external timers. Also, the light sits higher above the tank than some may prefer—an adjustable mounting height would be a welcome upgrade.
That said, this is still a dependable, well-built light. While it won’t compete with premium brands like Fluval, ONF, Twinstar, ADA, or Chihiros, it’s a fantastic value for the price and a great option for beginners or budget-conscious hobbyists.
Highly recommended for anyone starting out with planted tanks! 🌿💡🐟
The quality is very good considering the price. The light works perfectly, illuminates the aquarium well, and feels durable. Without a doubt, this is an excellent option for those looking for high performance without spending too much.
I previously purchased two 12″ Hygger 24/7 aquarium lights, and they were fantastic. Just press the 24/7 button, set the current time, and you’re good to go—sunrise, daylight, and moonlight all cycle automatically. I absolutely loved the simplicity of that setup.
Now I’ve added two more lights to my collection: the HG018-42 and HG018-22. While these are also marketed as 24/7 lights, the experience is quite different. There’s no dedicated 24/7 button, and setting up the light schedule is more manual. You have to program the daylight and moonlight phases separately, which feels less intuitive compared to the older models.
As with many products made in China, the instructions weren’t very helpful—vague and lacking detail. It would be great if Hygger standardized the programming interface across all their 24/7 lights.
That said, they’re still quality aquarium lights with great performance. I’m confident that, with a bit more tinkering, I’ll figure out how to get them running the way I like—just like their smaller counterparts.
This light works beautifully and was incredibly easy to install. It fits perfectly on my tank, and the brightness is just right for my aquatic plants. Great quality and hassle-free setup—highly recommend!
Love how this light brightens up the entire aquarium! The colors look vibrant, and the tank has a fresh, lively glow. It really brings out the beauty of my fish and plants. Simple, effective, and well worth it.
This is the Hygger 42W 24/7 clip-on light. It arrived earlier than expected and was well packaged. For the price, it’s a solid entry-level option for planted tanks.
My tank is a 77-gallon, 60″ long setup that’s been running for 43 years—it has a rim all the way around, so the light didn’t fit at first. With a small modification to the tank lip, I was able to get it clipped on securely. The light itself performs great, offering excellent brightness and a full spectrum that works well for plants.
The only downside is the mounting brackets—they’re made of cheap plastic and one of mine broke soon after setup.
I reached out to Hygger’s customer service about the broken bracket. They responded the next day, requested my transaction number, and without any hassle, shipped two replacement brackets. I received them today. Absolutely outstanding customer service—updating to 5 stars for sure!
Installation was a bit tricky due to the rim on my aquarium—it took some patience to get the light securely in place. That said, once installed, the HG018 has worked beautifully. Bright, reliable, and a great fit for my setup. Overall, very happy with this product!
For the price, the HG018 is a great light—very bright with tons of color and setting options. The 24/7 timer feature is what really sold me. It can be a little tricky to set up at first, but once it’s programmed, it works smoothly. Hygger continues to impress with their quality products.
That said, I do have two small suggestions:
I wish Hygger offered an extended mounting option for those of us who prefer the light to sit a bit higher above the tank.
The power cord placement could be improved—it’s currently attached to the side of the light, even though the unit mounts from the back. A rear-centered cord would make for a cleaner setup.
Despite those minor gripes, this is still a fantastic light and definitely worth the investment.
The HG018 works really well—simple, reliable, and does exactly what I need for my aquarium setup. No complaints so far!