Lightahead LA-NX-XHY-120
Lightahead Extra Large 4FT LED Bubble Fake Fish Tube User Manual
Model: LA-NX-XHY-120 | Brand: Lightahead
1. Introduction and Overview
The Lightahead Extra Large 4FT LED Bubble Fake Fish Tube is a sensory aquarium lamp designed to create a calming and therapeutic ambiance. As pioneers in sensory aquariums since 2007, Lightahead offers a product that enhances any room's decor with its mesmerizing display of floating fish and color-changing bubbles.
This lamp features lifelike fish models that interact with streaming bubbles, accompanied by fascinating color-changing lights and a gentle white sound effect. It is particularly beneficial for children, adults, and seniors with special needs, including those with sleep disorders, dementia, ADHD, and autism, potentially helping to reduce stress and anxiety and improve overall well-being.

Image: The Lightahead 4FT LED Bubble Tube showcasing its vibrant color options and floating fish.
2. Safety Information
- Always use the provided UL certified US Plug adapter (110V 60Hz). If outside the USA, ensure you have the correct adapter for your region.
- Do not attempt to open or modify the product. Refer all servicing to qualified personnel.
- Keep the lamp away from direct sunlight and heat sources.
- Ensure the lamp is placed on a stable, level surface to prevent tipping.
- For households with young children, it is highly recommended to use the included wall mount to prevent accidental tipping.
- This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm (Proposition 65 Warning).
- Do not immerse the base or electrical components in water.
- Unplug the lamp from the power outlet before cleaning or performing any maintenance.
3. What's in the Box
Upon opening your Lightahead Bubble Tube package, please verify that all components are present. The accessories (remote, adapter, fish, and wall bracket) are typically packed in a separate brown box within the main packaging.
- Lightahead 4FT LED Bubble Tube Lamp
- Power Adapter (UL certified US Plug, 110V 60Hz)
- Remote Control (24 keys IR) - Battery not included for remote control.
- 8 Synthetic Fish figures
- 2 Synthetic Seahorse figures
- Wall Mount Bracket

Image: The various synthetic fish and seahorse figures included with the bubble tube.
4. Setup Instructions
- Unpack: Carefully remove all components from the packaging.
- Placement: Choose a stable, level surface for the bubble tube. Ensure it is not in a high-traffic area where it could be easily knocked over. Consider using the wall mount bracket for added stability, especially in environments with children.
- Fill with Water: Fill the tube with approximately 2 gallons of distilled water. Distilled water is recommended to prevent mineral buildup and maintain clarity.
- Add Decorations: Gently place the synthetic fish and seahorse figures into the water-filled tube.
- Connect Power: Plug the power adapter into the lamp's base, then plug the adapter into a standard 110V 60Hz electrical outlet.
- Initial Operation: The lamp should immediately begin bubbling and illuminating.

Image: A child observing the Lightahead bubble tube, demonstrating its size and presence in a room.
5. Operating Instructions
The Lightahead Bubble Tube is controlled via the included 24-key IR remote control. Ensure you have installed the necessary battery (not included) into the remote before use.
Remote Control Functions:
- ON/OFF Buttons: Power the lamp on or off.
- Brightness Adjustment: Adjust the intensity of the light.
- 16 Solid Color Options: Select from a range of 16 static colors, including blue, green, purple, red, yellow, and white.
- 4 Dynamic Modes:
- FLASH: Rapid color changes without interruption.
- STROBE: Repeats other modes in a loop.
- FADE: Colors transition intermittently.
- SMOOTH: Gradual color changes.

Image: Detailed diagram of the remote control, showing buttons for power, brightness, static colors, and dynamic modes.
The lamp's motor produces a gentle, rhythmic hum, which contributes to the calming white noise effect.
6. Maintenance
- Water Replacement: Periodically replace the distilled water in the tube to maintain clarity and prevent algae growth. The frequency depends on usage and environment, but generally every 3-6 months is recommended.
- Cleaning:
- Before cleaning, always unplug the lamp from the power outlet.
- Wipe the exterior of the tube and base with a soft, damp cloth. Do not use abrasive cleaners or solvents.
- If the inside of the tube requires cleaning, carefully drain the water, and use a long-handled brush designed for aquariums or bottles. Rinse thoroughly with distilled water before refilling.
- Fish Figures: The synthetic fish and seahorse figures can be rinsed with clean water if they accumulate any residue.
- Storage: If storing the lamp for an extended period, drain all water, clean the tube and figures, and store in a cool, dry place away from direct sunlight.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Lamp does not turn on (no lights, no bubbles). |
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| Bubbles are weak or inconsistent. |
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| Water appears cloudy or discolored. |
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| Fish figures are not moving freely. |
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| Humming sound is too loud. |
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8. Product Specifications
| Feature | Detail |
|---|---|
| Brand | Lightahead |
| Model Number | LA-NX-XHY-120 |
| UPC | 737787167298 |
| Color | Black (Base), Multi Color (Shade) |
| Shape | Round |
| Material | Plastic, Acrylonitrile Butadiene Styrene |
| Finish Type | Polished |
| Light Source Type | LED |
| Power Source | Corded Electric |
| Item Weight | 3 Pounds |
| Voltage | 110 Volts |
| Brightness | 3 Lumen |
| Mounting Type | Surface Mount |
| Bulb Features | Color-changing, Remote control (24 keys IR) |
| Number of Light Sources | 12 |
| Product Dimensions | 8.9"L x 8.9"W x 47"H |
| Included Components | Remote Control (and implied: lamp, adapter, fish, bracket) |
| Special Features | Color Changing |
| Switch Style | Remote control |
| Batteries Included? | No |
| Batteries Required? | No (for lamp), Yes (for remote) |
9. Warranty and Support
Lightahead is committed to providing high-quality products. While specific warranty details are not provided in this manual, please retain your proof of purchase for any warranty claims.
For technical support, troubleshooting assistance, or warranty inquiries, please contact Lightahead customer service directly. You can often find contact information on the product packaging or through the official Lightahead brand store on Amazon:
Visit the Lightahead Store on Amazon
Please note that product performance can be affected by factors such as water quality and proper maintenance. Following the instructions in this manual will help ensure the longevity and optimal operation of your Lightahead Bubble Tube.
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