1. Introduction
Thank you for choosing the Riseon 1500W PTC Electric Space Heater. This compact and portable heater is designed to provide efficient and reliable warmth for various indoor and outdoor settings. Featuring PTC ceramic heating technology, multiple safety systems, and an adjustable thermostat, this heater offers a comfortable and safe heating experience. Please read this manual thoroughly before use to ensure proper operation and maintenance.
2. Important Safety Information
WARNING: To reduce the risk of fire, electric shock, or injury, always follow basic precautions when using electrical appliances.
- This electric space heater is constructed from flame-retardant material to minimize fire hazards.
- An automatic safety shutoff system activates if the heater overheats, turning the unit off.
- The heater's base is designed to prevent tipping, enhancing safety during use.
- The product is ETL Listed, confirming its quality and adherence to stringent safety standards.
- DO NOT COVER the heater during operation to prevent overheating.
- Ensure the heater is placed on a stable, level surface.
- Keep flammable materials at least 3 feet (0.9 meters) away from the front, sides, and rear of the heater.
- Do not use in bathrooms, laundry areas, or similar indoor locations where it may come into contact with water.
- Always unplug the heater when not in use.

3. Product Features
- PTC Ceramic Heating Technology: Provides rapid and efficient heating.
- Adjustable Thermostat: Allows you to set and maintain your desired room temperature.
- Multiple Heat Settings: Choose between High Heat (1500W), Low Heat (750W), or Natural Wind (fan-only mode).
- Portable and Compact: Weighing only 3.75 lbs with a convenient carry handle, it's easy to move between locations.
- 90° Adjustable Angle: Direct warm air precisely where needed.
- Quiet Operation: Engineered for whisper-quiet performance at just 40 decibels, ensuring a peaceful environment.
- Overheat Protection: Automatic shutoff for enhanced safety.
- Tip-Over Protection: Automatically turns off if accidentally knocked over.
- Durable Construction: Made with flame-retardant materials and a sturdy design.


4. Setup
- Unpack: Carefully remove the heater from its packaging. Retain packaging for future storage or transport.
- Placement: Place the heater on a firm, level surface. Ensure there is at least 3 feet (0.9 meters) of clear space around the heater from any walls, furniture, or other objects.
- Power Connection: Plug the power cord into a standard 120V AC electrical outlet. Ensure the outlet is in good condition and not overloaded.
- Adjust Angle: Use the side knobs to adjust the heater's angle up to 90 degrees to direct the airflow as desired.
5. Operating Instructions
The Riseon space heater features two control knobs on the top for easy operation:
- Left Knob (Mode Selector):
- OFF: Turns the heater off.
- FAN: Activates the fan for natural air circulation without heat.
- I (Low Heat): Provides 750 Watts of heating power.
- II (High Heat): Provides 1500 Watts of heating power.
- Right Knob (Thermostat Control):
- Adjusts the desired temperature. Turn clockwise for higher temperatures (MAX) and counter-clockwise for lower temperatures (MIN). The heater will cycle on and off to maintain the set temperature.
To Operate:
- Ensure the heater is plugged into a suitable power outlet.
- Turn the left knob to your desired mode (FAN, I, or II). The indicator light will illuminate when a heat mode is selected.
- Adjust the right knob (thermostat) to your preferred temperature setting. For continuous heating, set it to MAX.
- To turn off, rotate the left knob to the OFF position. The indicator light will turn off.

6. Maintenance
Regular maintenance ensures optimal performance and longevity of your heater.
- Cleaning: Always unplug the heater and allow it to cool completely before cleaning. Use a soft, damp cloth to wipe the exterior. Do not use abrasive cleaners or solvents.
- Air Vents: Periodically check and clean the air intake and output vents to ensure they are free from dust, lint, or other obstructions. Use a vacuum cleaner with a brush attachment if necessary.
- Storage: When not in use, store the heater in a cool, dry place. It is recommended to store it in its original packaging to protect it from dust and damage.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Heater does not turn on. | No power, unit unplugged, or power switch is off. | Ensure the power cord is securely plugged into a working outlet. Check if the mode selector is set to a heat or fan option. |
| Heater stops working unexpectedly. | Overheat protection activated or tip-over switch engaged. | Unplug the heater, allow it to cool for 30 minutes, and check for obstructions around the vents. Ensure the heater is on a stable surface. Plug back in and restart. |
| No heat, only fan operates. | Mode selector set to FAN or thermostat set too low. | Turn the mode selector to 'I' (Low Heat) or 'II' (High Heat). Adjust the thermostat knob to a higher setting, or to MAX. |
| Heater is noisy. | Dust or debris in the fan. | Unplug the heater and carefully clean the fan area as described in the Maintenance section. |
8. Specifications
| Feature | Detail |
|---|---|
| Brand | Riseon |
| Model Number | US-GYN-20 |
| Power Output | 1500W (High Heat), 750W (Low Heat) |
| Voltage | 120 Volts |
| Special Features | Fast Heating, Compact, Portable, Energy Efficient, Overheat Protection, Lightweight, Noiseless, 90° Adjustable Angle |
| Color | Black |
| Product Dimensions | 9.44"D x 10.23"W x 6.88"H |
| Item Weight | 3.65 pounds |
| Indoor/Outdoor Usage | Indoor |
| Certifications | ETL Listed |
9. Warranty and Support
Riseon offers a 30-day return policy and a 12-month exchange guarantee for this product. If you have any questions or require assistance, please contact our service team. We aim to respond to all inquiries within 24 hours.
For further support, please visit the Riseon Store on Amazon.
10. Additional Visuals


