1. Introduction
The Tailulu HQKJ-180 Air Purifier is designed to improve indoor air quality by effectively removing airborne particles. This manual provides essential information for safe and efficient use of your device.

Figure 1: Tailulu HQKJ-180 Air Purifier. This image shows the front and top of the white air purifier with its control panel illuminated.
Key Features:
- H14 HEPA Filtration: Removes 99.99% of airborne particles down to 0.1 microns.
- PM2.5 Air Quality Sensor: Real-time air quality monitoring with automatic fan speed adjustment.
- 20dB Sleep Mode: Ultra-low noise operation for minimal disturbance during sleep.
- Night Light: Enhances ambiance without disrupting sleep.
- 5 Timer Options: Customizable running times (2H/4H/6H/8H/12H).
- 3 Fan Speeds: Adjustable airflow (1F, 2F, 3F) for varying air quality needs.
- Child Lock: Prevents accidental changes to settings.
- Filter Replacement Reminder: Indicator for timely filter changes.
2. Setup
2.1 Unboxing and Initial Inspection
Carefully remove all components from the packaging. Verify that all items listed in the packing list are present and undamaged. The package typically includes the air purifier unit, an H14 filter, and this instruction manual.
2.2 Filter Installation
- Unplug the air purifier from the power outlet.
- Locate the filter compartment cover, typically on the side or bottom of the unit.
- Open the cover and carefully remove the filter. The filter will be sealed in a plastic bag for protection during shipping.
- Remove the plastic packaging from the H14 filter.
- Insert the unwrapped filter back into the compartment, ensuring it is seated correctly.
- Close the filter compartment cover securely.
Video 1: Tailulu HQKJ-180 Air Purifier Unboxing and Features Overview. This video demonstrates the unboxing process and initial setup, including filter removal and reinstallation.

Figure 2: The 3-in-1 Filtration System. This image illustrates the layers of the filter: Pre-Filter Layer, H14 HEPA Filter, and Activated Carbon Matrix.
3. Operating Instructions
3.1 Control Panel Overview
The air purifier features an intuitive control panel located on the top of the unit. It includes buttons for power, fan speed, timer, sleep mode, child lock, and light control, along with a PM2.5 display.

Figure 3: Control Panel. This image shows the illuminated control panel with various function buttons and the PM2.5 display.
3.2 Power On/Off
Press the Power button to turn the unit on or off.
3.3 Fan Speed and Modes
- Manual Fan Speed: Press the Speed button to cycle through 3 fan speeds (1F, 2F, 3F).
- Auto Mode: The device automatically adjusts fan speed based on real-time PM2.5 air quality readings.
- Sleep Mode: Activates ultra-low noise operation (below 20dB) and turns off display lights for undisturbed sleep.
Video 2: PM2.5 Air Quality Sensor Smart Mode. This video demonstrates the PM2.5 sensor and auto mode functionality.

Figure 4: PM2.5 Smart Sensor Auto Mode. The image displays how the air purifier automatically adjusts fan speed based on air quality readings (Good, Moderate, Bad).
3.4 Timer Function
Press the Timer button to set the desired operating duration (2H/4H/6H/8H/12H). The unit will automatically turn off after the set time.
3.5 Night Light
Press the Light button to turn the night light on or off. This feature provides a soft glow without disturbing sleep.
Video 3: 20dB Sleep Mode & Night Light. This video highlights the quiet operation in sleep mode and the night light feature.
3.6 Child Lock
Press and hold the Lock button for 3-5 seconds to activate or deactivate the child lock function. This prevents accidental changes to settings by children or pets.
4. Maintenance
4.1 Filter Replacement
The Tailulu HQKJ-180 Air Purifier is equipped with a filter replacement indicator. For optimal performance, it is recommended to change the filter every 3-6 months. Use official Tailulu filters (search for B0DHXC8CC3 or "Tailulu HQKJ-180 replacement filter" on Amazon).
- When the filter's lifespan has expired, the Filter Replacement Indicator will illuminate.
- Unplug the air purifier.
- Remove the filter compartment cover and take out the old filter.
- Insert a new official Tailulu H14 filter.
- Close the filter compartment cover.
- Plug in the air purifier.
- Press and hold the Filter Reset button for 3-5 seconds to reset the indicator.

Figure 5: Filter Replacement Steps. This image illustrates the process of replacing the filter and resetting the indicator.
5. Troubleshooting
If you encounter any issues with your Tailulu HQKJ-180 Air Purifier, please refer to the troubleshooting section in the full user manual or contact customer support for assistance.
6. Specifications
| Feature | Detail |
|---|---|
| Brand | Tailulu |
| Model | HQKJ-180 |
| Product Dimensions | 6.7"D x 11.8"W x 15.4"H |
| Floor Area Coverage | Up to 2200 Square Feet |
| Noise Level | 20 Decibels (Sleep Mode) |
| Filter Type | H14 HEPA Filter |
| Particle Retention Size | 0.1 Micron |
| Contaminant Filtration | Dust, Odors, Pet Hair, Pollen, Smoke |
| Wattage | 63 watts |
| Certifications | CARB, ETL, EPA, DOE, FCC |
7. Warranty & Support
The Tailulu HQKJ-180 Air Purifier comes with a 24-month manufacturer warranty. For any questions or support needs, Tailulu offers online service, phone call, and email support. Please do not hesitate to contact us.
This product is 100% ozone-free and does not use a UV light source, ensuring safety for you and your family.


