1. Introduction
Thank you for choosing the MEGAWISE Office Air Purifier. This compact and powerful device (Model EPI810-5) is designed to significantly improve air quality in your home, office, or bedroom. Featuring a 3-in-1 HEPA filter system, it effectively captures smoke, dust, pollen, pet dander, and other airborne particles, ensuring a 100% ozone-free environment for healthier breathing.
Its sleek, minimalist design and quiet operation make it a perfect addition to any space, providing fresh, clean air without disturbance.
2. Safety Instructions
- Always place the air purifier on a firm, level surface.
- Keep the device away from water or other liquids. Do not operate in wet environments.
- Ensure proper ventilation around the unit. Do not block air inlets or outlets.
- Unplug the air purifier from the power outlet before cleaning or performing any maintenance.
- Do not insert any objects into the air vents.
- Keep out of reach of children and pets.
- Use only the original power adapter provided with the unit.
3. Product Overview
The MEGAWISE Air Purifier features a compact cylindrical design with a 360° air intake system for efficient purification. It includes a simple button control for operation and a subtle night light.

Figure 3.1: Front view of the MEGAWISE Air Purifier, showcasing its dark grey body with a vibrant pink band and top control panel.

Figure 3.2: Diagram illustrating the 360° air intake and the three-stage filtration system: Pre-Filter, H13 HEPA Filter, and Activated Carbon Filter.

Figure 3.3: Dimensions of the air purifier: 181mm/7.1in diameter and 218mm/8.6in height.
4. Setup
- Unpack the Unit: Carefully remove the air purifier and all accessories from its packaging.
- Remove Filter Packaging: Before first use, locate the filter compartment at the bottom of the unit. Twist the base counter-clockwise to unlock and remove it. Take out the 3-in-1 HEPA filter and remove any plastic packaging.
- Reinstall Filter: Place the unwrapped filter back into the unit, ensuring it is seated correctly.
- Secure Base: Reattach the base by aligning the tabs and twisting clockwise until it locks securely.
- Connect Power: Plug the provided power adapter into the DC input port on the air purifier, then plug the adapter into a standard electrical outlet.
5. Operating Instructions
The MEGAWISE Air Purifier features a simple one-button control for ease of use.
- Power On/Off: Press the power button once to turn the unit on. Press it again to turn it off.
- Fan Speed Adjustment: While the unit is on, press the power button repeatedly to cycle through fan speeds (Low, Medium, High). The indicator light on the control panel will change to reflect the selected speed.
- Night Light Control: The unit features a subtle night light. This light can be turned on or off by pressing and holding the power button for 3 seconds.

Figure 5.1: The air purifier operating at a near-silent 32dB, ideal for undisturbed sleep.
6. Maintenance
Regular maintenance ensures optimal performance and extends the lifespan of your air purifier.
- Filter Replacement: The 3-in-1 HEPA filter should be replaced every 3-6 months, depending on air quality and usage. To replace, unplug the unit, twist off the base, remove the old filter, insert a new one (ensure packaging is removed), and reattach the base.
- Cleaning the Exterior: Wipe the exterior of the unit with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Cleaning the Pre-Filter: The pre-filter (outermost layer of the 3-in-1 filter) can be gently vacuumed to remove larger particles between replacements.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not turn on. | Not plugged in; power outlet issue; filter not installed correctly. | Check power connection; try a different outlet; ensure filter packaging is removed and base is securely locked. |
| Reduced airflow or purification. | Clogged filter; unit placed too close to a wall or obstruction. | Clean or replace the filter; ensure adequate space around the unit for proper air circulation. |
| Unusual noise. | Filter not seated properly; foreign object inside; unit on an uneven surface. | Check filter installation; inspect for foreign objects (unplug first); place on a stable, flat surface. |
| Odor persists or is not eliminated. | Filter needs replacement; strong persistent odor source. | Replace the filter; identify and address the source of the strong odor. |
8. Specifications
- Brand: MEGAWISE
- Model Number: EPI810-5
- Color: Black-silver
- Product Dimensions: 6.8"D x 6.8"W x 7.3"H
- Floor Area Coverage: 250 sq ft
- Noise Level: 32 dB
- Controller Type: Button Control
- Wattage: 8 watts
- Item Weight: 1.98 pounds
- UPC: 734257542395
- Country of Origin: China
9. Warranty and Support
MEGAWISE is committed to customer satisfaction. For any questions or support needs, including warranty information or filter replacement inquiries, please utilize our 24/7 Live Chat Support. We also offer a FREE upgrade to a FULL Replacement Guarantee. Your happiness is our priority.
For further assistance, please visit the official MEGAWISE store: MEGAWISE Store on Amazon.





