1. Important Safety Instructions
Read all instructions carefully before using your PROALLER Electric Heated Blanket. Retain this manual for future reference.
- Overheat Protection: The blanket is equipped with an advanced overheating and overcurrent protection system. If the temperature exceeds safe limits, the blanket will automatically shut off to prevent damage or injury.
- Compliance: This product complies with CE, UKCA, and RoHS safety standards.
- Proper Use: Do not use the blanket folded, bunched, or creased, as this can cause localized overheating.
- Supervision: Do not use with infants, children, incapacitated persons, or individuals insensitive to heat.
- Inspection: Regularly inspect the blanket and power cord for any signs of wear or damage. Do not use if damaged.
- Storage: Store the blanket in a cool, dry place when not in use. Ensure it is completely dry before storage.
2. Product Overview
The PROALLER Electric Heated Blanket provides warmth and comfort with its reversible design and advanced heating features.
2.1 Reversible Design
This heated blanket features a reversible design, offering two distinct textures for your comfort. One side is made of soft flannel, while the other is plush sherpa. Both materials are thick and designed to retain warmth effectively.

Image 2.1: Reversible Design: Soft Flannel and Plush Sherpa
2.2 Dimensions
The blanket measures 200 x 150 cm, providing ample coverage for use on a sofa, bed, or office chair.

Image 2.2: Comfortable Use and Energy Efficiency
3. Features
- 10 Heat Settings: Customize your warmth with 10 adjustable heat levels.
- 1-9 Hour Auto-Off Timer: Set the blanket to automatically turn off after a desired period, from 1 to 9 hours, for safety and energy saving.
- Energy Efficient: Designed for efficient operation, helping to reduce energy consumption.
- Detachable Controller: The controller and power cord are fully removable for easy cleaning.

Image 3.1: Controller with Heat and Timer Settings

Image 3.2: Uniform Heat Distribution
4. Setup
- Unpack: Carefully remove the blanket and controller from the packaging.
- Connect Controller: Locate the connector on the blanket and firmly plug in the controller cable. Ensure it clicks securely into place.
- Position Blanket: Spread the heated blanket flat on your desired surface (bed, sofa, etc.), ensuring there are no folds, creases, or bunched areas.
- Plug In: Insert the power cord from the controller into a standard electrical outlet.
5. Operating Instructions
- Power On: Press the power button on the controller to turn on the blanket. The display will illuminate.
- Adjust Heat Setting: Use the '+' and '-' buttons to select your desired heat level from 1 to 10. Level 1 is the lowest heat, and Level 10 is the highest.
- Set Timer: Press the timer button to cycle through the auto-off duration options (1 to 9 hours). The selected time will be displayed. The blanket will automatically turn off after this period.
- Power Off: To turn off the blanket manually, press the power button again. Always unplug the blanket from the wall outlet when not in use or before cleaning.
6. Maintenance and Care
Proper care ensures the longevity and safe operation of your heated blanket.
6.1 Before Washing
- Always unplug the blanket from the power outlet.
- Completely disconnect the controller from the blanket.
6.2 Washing Instructions
- Machine Wash: Machine wash at 40°C on a gentle cycle.
- Do Not Use Hot Water: Avoid washing with hot water.
- Do Not Dry-Clean: Dry-cleaning is not recommended.
- Do Not Iron: Do not iron the blanket.
6.3 Drying
- Air dry the blanket completely before reconnecting the controller or storing.
- Do not tumble dry.

Image 6.1: Machine Washable Care Instructions
7. Troubleshooting
If you encounter issues with your heated blanket, refer to the following common solutions:
- Blanket Not Heating:
- Ensure the power cord is securely plugged into a working electrical outlet.
- Verify that the controller is firmly connected to the blanket.
- Check if the power button on the controller has been pressed.
- Blanket Turns Off Unexpectedly:
- The auto-off timer may have reached its set duration.
- The blanket's overheating protection system may have activated. Unplug the blanket, allow it to cool for a few minutes, then try restarting. Ensure the blanket is spread flat without folds or creases.
- Uneven Heating:
- Ensure the blanket is spread out evenly and not folded or bunched, which can affect heat distribution.
If these steps do not resolve the issue, please contact customer support.
8. Specifications
| Brand | PROALLER |
| Model Number | OB20U-003 |
| Dimensions | 200 x 150 cm |
| Material | Flannel, Sherpa |
| Heat Settings | 10 Levels |
| Timer | 1-9 Hours Auto-Off |
| Care Instructions | Machine Washable (40°C), Detachable Controller |
| Safety Features | Overheat and Overcurrent Protection, CE, UKCA, RoHS Compliant |
| UPC | 716597521780 |
| ASIN | B0FD9VVPCL |
9. Warranty and Support
For warranty information, technical support, or any questions regarding your PROALLER Electric Heated Blanket, please contact PROALLER customer service through the retailer's platform or the official PROALLER website. Please have your model number (OB20U-003) and purchase details ready when contacting support.