1. Introduction
Thank you for choosing the Minetom 800W Portable Plug-In Space Heater. This compact and efficient heater is designed to provide quick and silent warmth for indoor spaces such as bathrooms, bedrooms, offices, and garages. Featuring advanced PTC heating technology, precise temperature control, multiple safety protections, and an ECO mode for energy saving, this device offers convenient and reliable heating. Please read this manual thoroughly before use to ensure proper operation and safety.
2. Important Safety Instructions
When using electrical appliances, basic precautions should always be followed to reduce the risk of fire, electric shock, and injury to persons, including the following:
- Read all instructions before using this heater.
- This heater is hot when in use. To avoid burns, do not let bare skin touch hot surfaces. Use handles when moving this heater.
- Keep combustible materials, such as furniture, pillows, bedding, papers, clothes, and curtains at least 3 feet (0.9 m) from the front of the heater and keep them away from the sides and rear.
- Extreme caution is necessary when any heater is used by or near children or invalids and whenever the heater is left operating and unattended.
- Do not operate any heater with a damaged cord or plug or after the heater malfunctions, has been dropped or damaged in any manner. Discard heater, or return to authorized service facility for examination and/or repair.
- Do not use outdoors.
- To disconnect heater, turn controls to off, then remove plug from outlet.
- Do not insert or allow foreign objects to enter any ventilation or exhaust opening as this may cause an electric shock or fire, or damage the heater.
- To prevent a possible fire, do not block air intakes or exhaust in any manner. Do not use on soft surfaces, like a bed, where openings may become blocked.
- This heater has hot and arcing or sparking parts inside. Do not use it in areas where gasoline, paint, or flammable vapors or liquids are used or stored.
- Use this heater only as described in this manual. Any other use not recommended by the manufacturer may cause fire, electric shock, or injury to persons.
- This product is ETL certified, ensuring it meets strict US safety standards for flame retardancy and overheat protection.
3. Product Overview
The Minetom Portable Plug-In Space Heater is a compact device designed for personal heating. It features a digital display, touch controls, and a remote control for convenient operation. The unit is equipped with a 180° rotating plug for versatile placement in various wall outlets.
Components:
- Main Heater Unit with Digital Display
- Control Panel (Touch Buttons)
- On/Off Power Switch (Side)
- 180° Rotating Wall Plug
- Remote Control

4. Setup
4.1. Plugging in the Heater
- Ensure the heater's side power switch is in the 'OFF' (O) position.
- Locate a standard 120V AC wall outlet.
- Insert the heater's plug directly into the wall outlet. Do not use extension cords or power strips.
4.2. Adjusting the 180° Rotating Plug
The heater features a unique 180° rotating plug to accommodate various outlet orientations.
- With the heater unplugged, locate the small button near the plug on the back of the unit.
- Press and hold this button.
- Gently rotate the plug to your desired orientation (e.g., vertical or horizontal).
- Release the button to lock the plug in place.

5. Operating Instructions
5.1. Power On/Off
- To turn the heater ON, flip the side power switch to the 'ON' (I) position. The digital display will illuminate.
- Press the power button (⏻) on the control panel or remote control to activate heating.
- To turn the heater OFF, press the power button (⏻) again. The fan will continue to run for 60 seconds to cool down the heating elements before completely shutting off.
- For complete power disconnection, flip the side power switch to the 'OFF' (O) position.
5.2. Temperature Control
You can set your desired temperature between 60°F and 90°F.
- Use the 'Temp+' (+) and 'Temp-' (-) buttons on the control panel or remote to adjust the temperature.
- The digital display will show the set temperature.
5.3. Heating Modes
The heater offers multiple heating modes:
- 400W Mode: Lower heat output.
- 800W Mode: Higher heat output for rapid warming.
- ECO Mode: Automatically adjusts power (400-800W) to maintain the set temperature, optimizing energy efficiency.
- Fan Only Mode: Circulates air without heating.
Press the 'M' (Mode) button on the control panel or remote to cycle through the available heating modes.

5.4. Timer Function
Set a timer for the heater to automatically turn off after a specified duration (up to 12 hours).
- Press the 'Timer' (◷) button on the control panel or remote.
- Use the 'Temp+' (+) and 'Temp-' (-) buttons to set the desired number of hours.
- The timer will begin counting down, and the heater will turn off automatically once the time expires.
5.5. Remote Control Operation
The included remote control allows for convenient adjustment of all heater functions from a distance.
- The remote control mirrors all functions available on the heater's control panel.
- Ensure there are no obstructions between the remote control and the heater for optimal performance.
6. Maintenance
Regular cleaning and maintenance will ensure the longevity and efficient operation of your Minetom Space Heater.
- Always unplug the heater and allow it to cool completely before cleaning.
- Use a soft, damp cloth to wipe the exterior surfaces of the heater. Do not use abrasive cleaners or solvents.
- Gently vacuum the air intake and exhaust grilles to remove any dust or lint buildup.
- Do not immerse the heater in water or any other liquid.
- Store the heater in a cool, dry place when not in use.
7. Troubleshooting
If you experience issues with your Minetom Space Heater, refer to the following troubleshooting guide:
| Problem | Possible Cause | Solution |
|---|---|---|
| Heater does not turn on. | No power to the unit; Side power switch is OFF; Overheat protection activated. | Check if the outlet is working; Ensure side switch is ON; Unplug, let cool for 10 minutes, then plug back in. |
| Heater produces no heat. | Fan Only mode selected; Temperature setting is too low. | Select a heating mode (400W, 800W, ECO); Increase the desired temperature. |
| Heater turns off unexpectedly. | Overheat protection activated; Timer function expired. | Unplug, let cool for 10 minutes; Check timer settings. |
| Remote control not working. | Batteries are dead; Obstruction between remote and heater. | Replace remote batteries; Remove any obstructions. |
8. Specifications
| Feature | Specification |
|---|---|
| Brand | Minetom |
| Model Number | MH20 |
| Heat Output | 800 Watts |
| Voltage | 120 Volts |
| Heating Technology | PTC Ceramic |
| Heating Coverage | Up to 150 sq.ft. |
| Temperature Range | 60°F – 90°F |
| Timer | 1-12 Hours |
| Special Features | Energy Efficient, Digital Display, Noise Reduction (<40dB), Fast Heating (2s), Remote Control, Memory Function, Bottom Light, Overheat Protection, ECO Mode, Portable, 180° Rotating Plug |
| Product Dimensions | 3.9"D x 6.3"W x 3.5"H |
| Item Weight | 1.28 pounds |
| Certifications | ETL Certified |
9. Warranty and Support
Minetom is committed to providing quality products and customer satisfaction. For any questions, concerns, or support needs regarding your Minetom 800W Portable Plug-In Space Heater, please refer to the contact information provided with your purchase or visit the official Minetom website.
Please retain your proof of purchase for any warranty claims.




