1. Safety Information
Please read all safety instructions carefully before using the COMFIER Heating Pad. Failure to follow these instructions may result in electric shock, fire, or injury.
- Burn and Fire Risks: To prevent burns and fire risks, do not leave the heating pad unattended while in use.
- Temperature Check: Always check the pad's temperature and ensure it is not too hot for your skin, especially for prolonged use or sensitive skin.
- Overheating Protection: The product features ETL certified safety with overheating protection.
- Auto-Off Timer: A 90-minute auto-off timer function is included to prevent prolonged heating and enhance safety.
- Medical Conditions: Consult a physician before use if you have any medical conditions, are pregnant, or have sensitive skin.
- Children and Pets: Keep out of reach of children and pets. Do not allow children to operate the device without adult supervision.
- Damaged Cord/Plug: Do not operate the heating pad if the cord or plug is damaged.
- Sharp Objects: Avoid using sharp objects on the heating pad.
2. Product Overview
The COMFIER Large Heating Pad is designed to provide targeted heat therapy for your neck, shoulders, back, and waist. Its ergonomic design ensures comprehensive coverage and comfort.
Key Features:
- Large Coverage: Measures 24 x 33 inches, providing extensive coverage for the neck, shoulders, back, and waist.
- Fast Heating: Warms up quickly in approximately 3 minutes.
- Adjustable Heat Settings: Offers 3 heat levels, ranging from 100℉ to 150℉.
- Auto Shut-Off: Equipped with a 90-minute auto-off timer for safety.
- Premium Material: Made from super soft and luxurious coral fleece for a comfortable and skin-friendly experience.
- Wearable Design: Features two straps, snap buttons, and weighted edges to keep the pad securely in place, allowing for free movement.
- Machine Washable: The fabric is machine and hand washable after removing the controller.
- ETL Certified: Ensures product safety and quality.

Image: The large size of the heating pad provides extensive coverage for the back and shoulders.
3. Setup
Follow these steps to prepare your heating pad for use:
- Unpack: Carefully remove the heating pad and its accessories from the packaging.
- Connect Controller: Ensure the controller is securely plugged into the heating pad's connection port.
- Plug In: Insert the power plug into a standard electrical outlet. The extra-long cord provides flexibility for placement.
- Position the Pad: Place the heating pad over your neck and shoulders, allowing it to drape over your back and waist.
- Secure the Pad: Use the snap buttons at the front to secure the shoulder area. Wrap the two waist straps around your body and tie them to keep the pad snugly in place. The weighted edges also help maintain position.

Image: The wearable design with adjustable straps and snap buttons ensures the heating pad stays in place.
4. Operating Instructions
Operate your COMFIER Heating Pad using the intelligent controller:
- Power On: Press the power button on the controller to turn on the heating pad.
- Select Heat Level: Use the temperature control buttons to cycle through the 3 heat settings: Low (100℉), Medium, and High (150℉). Choose the level that best suits your comfort and therapeutic needs.
- Enjoy Heat Therapy: The pad will begin to heat up quickly, providing soothing warmth to the targeted areas.
- Automatic Shut-Off: The heating pad is designed to automatically shut off after 90 minutes of continuous use for your safety. You can restart it if further therapy is desired.
- Power Off: To turn off the device manually, press the power button again.

Image: The user-friendly controller allows for easy adjustment of heat levels and features an auto-off timer.
Official Product Video:
Video: This official product video demonstrates the features and benefits of the Comfier Large Heating Pad for back pain relief.
5. Maintenance
Proper care ensures the longevity and hygiene of your heating pad:
- Disconnect Power: Always unplug the heating pad from the electrical outlet and disconnect the controller from the pad before cleaning.
- Machine Washable: The coral fleece material is machine washable. Place the pad in a washing machine on a gentle cycle with cold water.
- Hand Wash: Alternatively, hand wash the pad in cool water.
- Drying: Air dry the heating pad completely before reconnecting the controller or using it again. Do not tumble dry or iron.
- Storage: When not in use, fold the heating pad neatly and store it in a cool, dry place.

Image: The heating pad is machine washable after removing the control plug.
6. Troubleshooting
If you encounter any issues with your heating pad, refer to the following common solutions:
- No Heat: Ensure the power cord is securely plugged into both the wall outlet and the heating pad's connector. Check if the power button on the controller is pressed and a heat setting is selected.
- Uneven Heat: Ensure the heating pad is laid flat and not bunched up during use. If the issue persists, contact customer support.
- Pad Shuts Off Prematurely: Verify that the 90-minute auto-off timer has not elapsed. If it shuts off much sooner, check for any kinks in the cord or contact customer support.
- Controller Lights Not Working: Ensure the unit is powered on and properly connected. If lights remain off, the controller may be faulty; contact customer support.
7. Specifications
| Feature | Detail |
|---|---|
| Product Dimensions | 0.79 x 0.79 x 0.79 inches; 2.82 Pounds |
| Item Model Number | NA-H1822D-BLUE |
| Manufacturer | COMFIER |
| Material | Coral Fleece |
| Heat Settings | 3 Levels (100℉ - 150℉) |
| Auto Shut-Off | 90 Minutes |
| Special Features | Automatic Shut Off, Overheat Protection, Portable, Timer |
8. Warranty & Support
Your COMFIER Heating Pad comes with a standard warranty. Please refer to the product packaging or manufacturer's website for specific warranty details and registration information.
- Return Policy: This product is eligible for a refund/replacement within 30 days of purchase.
- Extended Warranty: Check the manufacturer's instructions for details on extending the warranty up to 3 years.
- Customer Support: For further assistance, troubleshooting, or warranty claims, please contact COMFIER customer service through their official website or the contact information provided in the product packaging.





