TECXERLLON D5

TECXERLLON D5 Smart Car Air Freshener User Manual

Model: D5

1. Introduction

Thank you for choosing the TECXERLLON D5 Smart Car Air Freshener. This device is designed to enhance your driving experience with long-lasting fragrance, intelligent features, and customizable ambiance. Please read this manual carefully before use to ensure proper operation and maintenance.

2. Safety Information

  • Keep out of reach of children and pets.
  • Do not ingest the fragrance oil. In case of ingestion, seek medical attention immediately.
  • Avoid direct contact of the fragrance oil with skin or eyes. Rinse thoroughly with water if contact occurs.
  • Do not expose the device to extreme temperatures or direct sunlight for prolonged periods.
  • Use only the provided charging cable and fragrance refills.
  • Ensure the device is placed securely in the car to prevent movement during driving.

3. Package Contents

Please check the package for the following items:

  • TECXERLLON D5 Smart Car Air Freshener Unit
  • Cologne Fragrance Refill (120ml)
  • USB Type-C Charging Cable
  • User Manual

4. Product Overview

The TECXERLLON D5 features a sleek design with advanced functionalities for a superior in-car fragrance experience.

TECXERLLON D5 Smart Car Air Freshener, Cologne scent.

Image: The TECXERLLON D5 Smart Car Air Freshener unit, showcasing its elegant design and fragrance bottle.

Key Features:

  • 120-Day Ultra-Long Autonomy: The large 120ml reservoir provides extended use, reducing the need for frequent refills.
  • RGB Music Sync Starlight: Soft LED projector lights synchronize with music, creating a dynamic and romantic ambiance.
  • AI Auto Start/Stop: Automatically activates with the engine and enters standby mode after 10 minutes of parking, conserving battery and fragrance.
  • Type-C Fast Charging: The 300mAh battery charges fully in approximately 1 hour, providing up to 1600 sprays or 120 days of use.
  • 4 Fragrance Modes: Customizable intensity from strong to soft to suit various preferences and scenarios.
  • Luxurious Cologne Scent: Features a professional fragrance profile with iris/water lily top notes, jasmine/coriander heart notes, and amber/musk base notes.
  • Nano Mist Technology: Instantly fills the car with a refreshing scent in just 1 second.

5. Setup

5.1 Installing the Fragrance Refill

  1. Gently twist the top section of the diffuser counter-clockwise to open it.
  2. Insert the 120ml fragrance bottle into the base, ensuring it is seated correctly.
  3. Twist the top section clockwise to secure it back onto the base.
Close-up of the TECXERLLON D5 diffuser showing the fragrance bottle being inserted.

Image: Close-up of the TECXERLLON D5 unit, showing the fragrance bottle and the top section, illustrating where the refill is inserted.

5.2 Placement in Vehicle

Place the diffuser securely in a cup holder or on a flat, stable surface in your car. Ensure it does not obstruct your view or interfere with driving controls.

TECXERLLON D5 diffuser placed in a car's center console, emitting fragrance and showing RGB lighting effects.

Image: The TECXERLLON D5 diffuser placed in a car's center console, emitting fragrance and showing RGB lighting effects.

6. Operating Instructions

6.1 AI Auto Start/Stop Function

The device is equipped with an intelligent AI sensor. It will automatically turn on when your car engine starts and enter standby mode after 10 minutes of parking. No manual operation is required for basic on/off functionality.

TECXERLLON D5 diffuser in a car, illustrating the AI auto start and stop function with car ignition buttons.

Image: Illustration of the AI Auto Start/Stop feature, showing the diffuser activating when the car starts and powering down when parked.

6.2 Adjusting Fragrance Modes

The diffuser offers four distinct fragrance modes. Press the control button on the top of the device to cycle through the modes:

  • Strong Mode (Rose Light): 1-second spray every 5 seconds. Ideal for quickly filling larger spaces.
  • Mild Mode (Yellow Light): 1-second spray every 5 minutes. Provides a balanced and long-lasting scent.
  • Light Mode (Blue Light): 1-second spray every 10 minutes. For a subtle fragrance experience.
  • Soft Mode (Green Light): 1-second spray every 15 minutes. Creates an immersive, gentle aroma.
Four images showing the top of the TECXERLLON D5 diffuser with different colored LED lights, representing Strong, Mild, Light, and Soft scent modes.

Image: Visual representation of the four scent modes (Strong, Mild, Light, Soft) with their corresponding spray intervals and LED light colors.

6.3 RGB Music Sync Lighting

The integrated LED lights can synchronize with music, creating a dynamic visual effect. This feature activates automatically when music is detected and the device is active. The lights project a starlight pattern, enhancing the car's interior ambiance.

Top view of the TECXERLLON D5 diffuser with colorful RGB lights pulsating to music, emitting mist.

Image: The TECXERLLON D5 diffuser emitting fragrance with vibrant RGB lights, illustrating the music synchronization feature.

7. Charging the Device

The TECXERLLON D5 is equipped with a 300mAh battery and supports Type-C fast charging.

  1. Connect the provided USB Type-C cable to the charging port on the device.
  2. Connect the other end of the cable to a USB power source (e.g., car charger, power bank, computer USB port).
  3. The indicator light will show charging status. A full charge takes approximately 1 hour.
  4. Once fully charged, the device can provide up to 1600 sprays or 120 days of use, depending on the selected fragrance mode.
TECXERLLON D5 diffuser charging via USB-C, with icons indicating 1-hour fast charge and 300mAh battery.

Image: The TECXERLLON D5 diffuser connected to a Type-C charging cable, with an overlay indicating 1-hour fast charge and 300mAh battery.

8. Maintenance

  • Cleaning: Wipe the exterior of the device with a soft, damp cloth. Do not use abrasive cleaners or immerse the device in water.
  • Fragrance Refill: Replace the fragrance bottle when empty. Ensure the new bottle is securely installed.
  • Storage: When not in use for extended periods, store the device in a cool, dry place.
Transparent fragrance bottle with blue liquid, illustrating the visible capacity feature of the TECXERLLON D5.

Image: A transparent fragrance bottle showing the visible liquid level, emphasizing the ease of monitoring capacity for timely refills.

9. Troubleshooting

ProblemPossible CauseSolution
Device not spraying fragrance.
  • Fragrance bottle is empty.
  • Device battery is low.
  • Fragrance bottle not installed correctly.
  • Replace the fragrance bottle.
  • Charge the device.
  • Ensure the bottle is securely twisted into place.
RGB lights not working.
  • Device is off or in standby.
  • No music detected for sync.
  • Ensure the car engine is running and the device is active.
  • Play music in your car to activate music sync.
AI Auto Start/Stop not functioning.
  • Device battery is low.
  • Car engine not fully off/on.
  • Charge the device.
  • Ensure the car engine is completely turned off or on for the sensor to detect changes.

10. Specifications

Model NumberD5
Fragrance Capacity120 ml
Battery Capacity300 mAh
Charging TimeApprox. 1 hour (Type-C)
Usage DurationUp to 120 days (depending on mode)
Dimensions15.7 x 8.71 x 8.61 cm
Weight422 grams
Recommended UseCar interior
ManufacturerDongguan Xinghongrui Technology Co., LTD
Country of OriginChina

11. Warranty and Support

TECXERLLON products come with a standard warranty. Please refer to the warranty card included in your package for specific terms and conditions. For technical support or customer service, please contact us at:

Email: support@tecxerllon.com

We are committed to providing high-quality products and responsive service.

TECXERLLON logo with icons for high quality, responsive service, and 30-day free returns.

Image: TECXERLLON brand commitment to high quality, responsive service, and 30-day free returns.

© 2026 TECXERLLON. All rights reserved.

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