Prasky MB-066
Prasky Air Purifier MB-066 Instruction Manual
Model: MB-066
Introduction
This manual provides detailed instructions for the safe and efficient operation, maintenance, and troubleshooting of your Prasky Air Purifier, Model MB-066. Please read this manual thoroughly before using the appliance and retain it for future reference.
Important Safety Information
To reduce the risk of fire, electric shock, or injury, please observe the following safety precautions:
- Always unplug the air purifier before moving it, opening the grille, changing filters, or performing any maintenance.
- Do not operate the unit if the power cord or plug is damaged.
- Keep the air inlet and outlet clear of obstructions.
- Do not use the appliance near water or in wet environments.
- This appliance is for indoor use only.
- Do not allow children to operate the air purifier without supervision.
Product Features
The Prasky Air Purifier MB-066 is designed to improve indoor air quality with the following features:
- Three-Stage H13 HEPA Filtration: Includes a pre-filter, true HEPA filter, and activated carbon filter to capture particles as small as 0.1 microns, including smoke, PM2.5, pollen, pet hair, and odors.
- Real-Time PM2.5 Level Detection: Built-in sensor and LCD screen display current PM2.5 levels, allowing for easy monitoring of air quality.
- Large Coverage Area: Efficiently purifies spaces up to 3300 sq ft.
- Pet Mode: Enhances airflow and filtration to rapidly capture pet dander and neutralize odors.
- Ultra-Quiet Operation: Operates at a low noise level of 26 decibels in sleep mode.
- Multiple Fan Speeds & Auto Mode: Offers sleep, medium, high speeds, and an automatic mode that adjusts fan speed based on air quality.
- Timer Function: Programmable timer for up to 16 hours.
- Aromatherapy Compatible: Features a slot for adding essential oils for fragrance.
- Filter Replacement Reminder: A red light illuminates on the timer button when filter replacement is due.
Package Contents
Verify that all items are included in the package:
- Prasky Air Purifier MB-066 Unit
- Power Adapter
- H13 True HEPA and Activated Carbon Filter (pre-installed or separate)
- User Manual
Setup
1. Unpacking and Filter Installation
Before first use, ensure all packaging materials are removed from the unit and the filter. The filter may come wrapped in plastic and needs to be unwrapped before installation.
- Place the air purifier on a flat, stable surface.
- Gently pull the front cover at the arrow marks to release it.
- Remove the old filter (if any) or the new filter wrapped in plastic.
- Unbag the new filter and place it inside the unit, ensuring the white pull-tab remains visible and accessible.
- Close the front cover. Align and press the cover until you hear a click, confirming it is securely locked.

Figure 1: Easy Filter Replacement Steps
2. Power Connection
Connect the power adapter to the air purifier and then plug it into a standard electrical outlet.
Operating Instructions
The control panel is located on the top of the unit. Refer to Figure 2 for button identification.

Figure 2: Control Panel Overview
1. Power On/Off
Press the Power Switch button (
) to turn the unit on or off.
2. Adjusting Fan Speed
Press the Speed button (
) to cycle through fan speeds: Low, Medium, High, and Automatic Adjustment. The current speed setting will be displayed.
Video 1: Demonstration of fan speed adjustment and other features of the Prasky Air Purifier.
3. Night Mode
Press the Night Mode button (
) to activate a quiet operation mode suitable for sleeping. The display lights will dim.

Figure 3: Air Purifier in Ultra-Quiet Night Mode
4. Timer Function
Press the Timing button (
) to set the operating duration from 1 to 16 hours. The unit will automatically turn off after the set time.
5. Pet Mode
Activate Pet Mode (
) for enhanced filtration and airflow to address pet dander and odors more effectively.
6. Child Lock
Press and hold the Child Safe Lock button (
) to activate or deactivate the child lock feature, preventing accidental changes to settings.
7. PM2.5 Display and Air Quality Indicator
The LCD screen displays real-time PM2.5 levels. The Air Quality Display changes color to indicate air quality:
- Red: Low air quality
- Orange: Good air quality
- Blue: Excellent air quality

Figure 4: Real-Time Air Quality Display
8. Aromatherapy Function
The unit is compatible with essential oils. Add a few drops of essential oil to the designated slot for a soothing fragrance.
Maintenance
1. Filter Replacement
The filter replacement reminder (red light on the timer button) will illuminate when the filter needs to be replaced. The estimated lifespan of each filter is 2,160 hours. To replace the filter, follow the steps outlined in the "Setup" section (Figure 1).
After replacing the filter, plug the unit back in and press and hold the filter reset button for 10 seconds to clear the reminder.
Official replacement filters can be purchased by searching for B0G19LNZCN on Amazon.

Figure 5: Prasky Official Replacement Filter
2. Cleaning the Unit
Wipe the exterior of the air purifier with a soft, dry cloth. Do not use abrasive cleaners or solvents. Ensure the unit is unplugged before cleaning.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not turn on. | Power cord not properly connected; no power from outlet. | Ensure power cord is securely plugged into both the unit and a working electrical outlet. |
| Airflow is weak or purification is ineffective. | Filter is dirty or clogged; protective plastic not removed from filter. | Check if the filter's plastic wrapping has been removed. Replace the filter if the filter replacement indicator is on or if airflow is consistently weak. |
| Unusual noise during operation. | Obstruction in the fan; unit not on a stable surface. | Unplug the unit and check for any foreign objects. Ensure the unit is placed on a flat, stable surface. |
| Filter replacement light remains on after changing filter. | Filter reset not performed. | Press and hold the filter reset button for 10 seconds after filter replacement. |
| Unit shuts off unexpectedly. | Timer function activated; internal sensor issue. | Check if the timer is set. If the issue persists, contact customer support. |
Specifications
| Feature | Detail |
|---|---|
| Model Number | MB-066 |
| Product Dimensions | 12 x 6.2 x 15.3 inches (D x W x H) |
| Item Weight | 6.6 pounds |
| Power Source | AC/DC |
| Control Method | Touch Control |
| Filter Type | H13 True HEPA, Activated Carbon |
| Floor Area Coverage | Up to 3300 square feet |
| Noise Level | 26 dB (Sleep Mode) |
| Particle Retention Size | 0.1 micron |
| Contaminant Filtration Capability | Cigarette Smoke, Dust, Odors, Pet Dander, Pet Hair, Pollen, Wildfire Smoke |
| Special Features | Large coverage area, Pet Mode, Real-time monitoring, Quiet Operation, Fragrance Diffuser |
| Certifications | ETL, CE, FCC, EPA, CARB Certified |

Figure 6: Product Dimensions and Certifications
Warranty and Support
The Prasky Air Purifier MB-066 is certified with ETL/CE/FCC/EPA and CARB, ensuring quality and safety standards. For any product inquiries, technical support, or warranty claims, please contact Prasky customer service through the retailer where the product was purchased or visit the official Prasky website.
For official replacement filters, search for B0G19LNZCN on Amazon.
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