1. Product Overview
The COMFIER Back Massager is a versatile seat cushion designed to provide targeted vibration massage and soothing heat for various body areas. It features multiple massage nodes and customizable settings to enhance comfort and relaxation.

Image: The COMFIER Back Massager Seat Cushion, showing its ergonomic design and attached remote control.
2. Safety Information
Please read all instructions carefully before using the massager. Keep this manual for future reference.
- Overheat Protection: The massager is equipped with built-in overheat protection to ensure safe operation during prolonged use. If the device becomes too hot, it will automatically shut off. Allow it to cool down before resuming use.
- Do not use the massager in damp or wet environments.
- Unplug the massager from the power outlet when not in use or before cleaning.
- Keep out of reach of children and pets.
- Consult a physician before use if you have any medical conditions, are pregnant, or have a pacemaker.

Image: The massager features an auto shut-off timer and overheat protection for user safety.
3. Package Contents
Verify that all items are present and in good condition upon opening the package:
- 1 x COMFIER Massage Seat Cushion
- 1 x UL Home Adapter
- 1 x User Manual
- 1 x Packing Box

Image: Illustration of the items included in the product package.
4. Setup Instructions
- Unpack: Carefully remove the massager and all accessories from the packaging.
- Position: Place the massage seat cushion on your desired chair (office chair, recliner, sofa, etc.). Ensure it is securely positioned and does not slide. The cushion includes straps for secure attachment to most chairs.
- Connect Power: Plug the UL Home Adapter into the massager's power input port. Then, plug the adapter into a standard electrical outlet.
- Controller Placement: Place the wired remote control in the integrated controller bag on the side of the cushion for easy access.

Image: A user demonstrating the placement of the massager on an office chair.

Image: Detailed view of the massager's features, including breathable fabric, secure straps, and a convenient controller bag.
5. Operating Instructions
The massager is controlled via a wired remote. Familiarize yourself with the buttons and their functions:
5.1 Remote Control Functions

Image: The wired remote control, showing various buttons for power, heat, intensity, mode, and target areas.
- PWR (Power): Press to turn the massager ON or OFF.
- HEAT: Activates or deactivates the heating function. There are two temperature settings.
- INT (Intensity): Adjusts the vibration intensity through 4 levels.
- MODE: Cycles through 5 different massage modes (Pulsate, Tapping, Rolling, Auto, Kneading).
- Target Areas: Buttons for specific massage zones: Upper Back, Lower Back, Hips, Thighs.
- TIMER: Sets the automatic shut-off timer to 30, 60, or 90 minutes.
5.2 Vibration Massage
The massager features 8 built-in vibration motors to target different areas of the body. Select your desired intensity and mode using the remote control.

Image: A user experiencing the vibration massage, illustrating the placement of the 8 motors.

Image: The massager provides vibration massage, targeting the neck, back, waist, and thighs.
Note: This product provides vibration massage only and does not feature shiatsu or kneading massage mechanisms.
5.3 Heat Function
Activate the heat function for soothing warmth. There are two adjustable heat levels. The heat can be used independently or in conjunction with the massage functions.

Image: The massager offers two levels of heat, which can be used separately from the massage.

Image: Visual representation of the seat and back heating zones on the massager.
5.4 Timer Setting
The massager includes a timer for automatic shut-off. Press the TIMER button to select a duration of 30, 60, or 90 minutes. This feature prevents overuse and conserves energy.
6. Maintenance and Care
- Cleaning: Always unplug the massager before cleaning. Wipe the surface with a soft, damp cloth. Do not use abrasive cleaners or immerse the unit in water.
- Storage: Store the massager in a cool, dry place when not in use. Avoid direct sunlight and extreme temperatures.
- Handling: Do not pull the massager by the power cord. Avoid sharp objects that could damage the fabric.

Image: The massager is made with soft, skin-friendly fabric for comfortable use and easy maintenance.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Massager does not turn on. | Power cord not properly connected. Power outlet not working. Overheat protection activated. | Ensure the power cord is securely plugged into both the massager and the outlet. Test the outlet with another device. Unplug the massager and allow it to cool down for 30 minutes before trying again. |
| Heat function is not working. | Heat function not activated. Overheat protection activated. | Press the HEAT button on the remote. Allow the unit to cool down. |
| Vibration is weak or inconsistent. | Intensity setting is too low. Massager not properly positioned. | Increase the intensity level using the INT button. Adjust the massager's position on the chair. |
If the problem persists after trying these solutions, please contact customer support.
8. Product Specifications
- Model Number: CF-2402
- Brand: COMFIER
- Product Dimensions: 16.73 x 5.71 x 13.78 inches
- Item Weight: 2.59 Pounds
- Material: Polyester
- Power Source: Corded Electric
- Massage Type: Vibration Massage
- Heat Levels: 2
- Vibration Intensity Levels: 4
- Massage Modes: 5
- Auto Shut-off Timer: 30/60/90 minutes
- Manufacturer: COMFIER
- Country of Origin: China
9. Warranty and Customer Support
COMFIER products are designed for reliability and performance. For warranty information, technical support, or any inquiries regarding your product, please refer to the contact details provided on the product packaging or visit the official COMFIER website.
Please retain your proof of purchase for warranty claims.





