1. Introduction
The RENPHO R-HAP61 Back Heating Pad is designed to provide targeted heat therapy for the back, neck, and shoulders. This ETL certified heating pad features multiple heat settings and an auto-shutoff timer for a customizable and safe experience. Its large 24"x33" size ensures comprehensive coverage for effective relief of muscle tension, stiffness, and cramps.

Image 1.1: The RENPHO R-HAP61 Back Heating Pad in dark blue, showing its ergonomic shape for neck, shoulder, and back coverage, along with the digital controller.
2. Important Safety Information
Please read all safety instructions carefully before use to prevent injury or damage to the product.
- Do not bunch, sit on, or press against the heating pad during use. Avoid creating sharp creases, which may damage internal heating wires and cause short circuits or burns.
- This product is equipped with over-heat protection for your safety.
- Do not use the heating pad directly on bare skin. Always wear a piece of clothing between the pad and your skin.
- Do not use while sleeping.
- The applicable voltage for this product is 120V, and the rated power is 135W. Ensure your power source matches these specifications.
- Keep the controller and power cord away from water or other liquids.
- Do not use if the heating pad or power cord appears damaged.
3. Product Components
- RENPHO R-HAP61 Back Heating Pad (24"x33" with integrated neck and shoulder design)
- Digital Controller with LED Display
- Power Cord
- Adjustable Waist Straps with Snap Fasteners

Image 3.1: Detailed view of the digital controller, showing the power button, temperature adjustment buttons (+/-), and timer button, along with the LED display.
4. Setup Instructions
- Unpack the heating pad and controller from its packaging.
- Ensure the cable from the heating pad is securely connected to the digital controller.
- Plug the power cord of the controller into a standard 120V AC 60Hz electrical outlet.
- Position the heating pad on your body, ensuring the neck and shoulder sections are correctly aligned.
- Use the adjustable waist straps and snap fasteners to secure the heating pad in place, allowing for freedom of movement without it falling off.

Image 4.1: Examples of individuals using the heating pad while performing daily activities, demonstrating its wearable design.
5. Operating Instructions
The RENPHO R-HAP61 heating pad features an easy-to-use digital controller for personalized heat therapy.
- Power On/Off: Press the Power Button (
) to turn the heating pad on or off. - Adjusting Heat Settings: Use the + and - buttons to cycle through 6 heat options, ranging from approximately 100°F to 150°F. The current temperature setting will be displayed on the LED screen.
- Setting the Timer: Press the Timer Button (
) to select an auto-shutoff duration of 30, 60, or 90 minutes. The remaining time will be shown on the LED display. The pad will automatically turn off once the timer expires. - Digital Display: The LED screen provides real-time information on the selected heat level and remaining timer duration.

Image 5.1: Illustration of the controller's functions, displaying the 6 heat settings (100°F to 150°F) and 3 timer options (30, 60, 90 minutes).
6. Maintenance and Cleaning
Proper care ensures the longevity and hygiene of your heating pad.
- Always unplug the heating pad from the power outlet and detach the digital controller before cleaning.
- The heating pad is machine-washable. Wash in cold water (maximum 40°C/104°F) on a gentle cycle.
- Due to the built-in heating wires, avoid frequent machine washing.
- Do not tumble dry. Air dry the heating pad completely before reattaching the controller or storing.
- Do not iron the heating pad.
- Do not dry clean.
- Do not bleach.
- Ensure the heating pad is completely dry before plugging it back in or storing it.

Image 6.1: The heating pad being prepared for machine washing, illustrating the detachable controller and care symbols.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Controller displays 'F2' error code. | The cable connecting the hand controller to the heating pad (shawl) is disconnected or loose. | Securely re-plug the cable between the heating pad and the hand controller. Ensure a firm connection. |
| Heating pad does not heat up. | 1. Not plugged in correctly. 2. Power button not pressed. 3. Controller cable loose. 4. Auto-shutoff timer expired. | 1. Ensure the power cord is fully inserted into a working outlet. 2. Press the power button on the controller. 3. Check and secure the connection between the pad and controller. 4. Reset the timer or turn the unit off and on again. |
| Heating pad feels too hot or not warm enough. | Incorrect heat setting selected. | Adjust the heat setting using the '+' and '-' buttons on the controller to your desired comfort level. |
If you experience any other issues not listed here, please contact RENPHO customer support for assistance.
8. Specifications
- Model Number: R-HAP61
- Pad Dimensions: 24 inches x 33 inches
- Material: Super soft flannel (Polyester)
- Color: Dark Blue
- Item Weight: 1.12 Kilograms (approx. 2.47 Pounds)
- Rated Voltage: AC 120V
- Rated Power: 135W
- Heat Settings: 6 levels (approx. 100°F to 150°F)
- Timer Settings: 3 options (30, 60, 90 minutes)
- Safety Features: Auto Shut-Off, Overheat Protection, ETL Certified

Image 8.1: A diagram illustrating the 24-inch width and 33-inch length of the heating pad, highlighting its large coverage area.
9. Warranty and Support
RENPHO products are manufactured to high-quality standards. For specific warranty details, product registration, or customer support, please refer to the warranty card included with your product or visit the official RENPHO website.
You can also find more information and contact support through the RENPHO brand store:







