1. Introduction
Thank you for choosing the TOPK Car Phone Holder. This device is designed to provide a secure and convenient way to mount your smartphone in your vehicle's air vent, ensuring easy access to navigation, music, and calls while driving. Its robust design, 360-degree rotation, and one-handed operation make it an essential accessory for any driver.

Image 1.1: TOPK Car Phone Holder mounted in a vehicle's air vent.
2. Key Features
- 3-Point Support System: Ensures a stable and secure grip on your smartphone.
- 360° Rotatable: Allows for flexible adjustment to achieve optimal viewing angles (portrait or landscape).
- Upgraded Extended Hook Design: Provides a firm and reliable attachment to various car air vent blades.
- One-Hand Operation: Designed for quick and easy insertion and removal of your phone with a single hand.
- Quick Release Button: Facilitates effortless phone retrieval.
- Wide Compatibility: Supports smartphones ranging from 4 to 7 inches, compatible with most phone cases.
- Durable Material: Constructed from lightweight carbon fiber for enhanced durability and reduced distraction.
- Chemical-Free: Made without high-concerned chemicals, prioritizing user safety and well-being.
- Triple Stability: Features a triangular stable point and adjustable hook for 100% never-fall-off security.
3. Package Contents
Please check the package for the following items:
- 1 x TOPK Car Phone Holder Unit
4. Installation Guide
Follow these steps to properly install your TOPK Car Phone Holder:
- Prepare the Hook: Rotate the knob on the back of the holder counter-clockwise to extend and open the hook.
- Insert into Air Vent: Carefully insert the extended hook into one of your car's air vent blades. Ensure the hook is securely positioned around the blade.
- Lock the Hook: Rotate the knob clockwise to retract and lock the hook firmly onto the vent blade. This engages the double lock protection for maximum stability.
- Adjust Position: The holder features a 360° rotatable ball joint. Press on both sides marked 'Press' on the base of the holder, then rotate the phone holder to your desired angle. Release the 'Press' buttons to lock the angle.

Image 4.1: Steps for stretching the hook (counter-clockwise to open, clockwise to lock) and rotating the holder (press sides, then rotate).
4.1. Vent Compatibility
The TOPK Car Phone Holder is designed for compatibility with most mainstream car air vents. Please refer to the image below to ensure your car's vent type is compatible. Avoid using with circular or non-standard vent designs.

Image 4.2: Examples of compatible (checked) and incompatible (crossed) car air vent designs. Also shows the double lock protection and extra long hook (4.4cm).
5. Operating Instructions
5.1. Inserting Your Phone
With one hand, gently squeeze the side arms of the holder to expand them. Place your phone into the holder, ensuring it rests on the bottom support. The arms will automatically retract to securely grip your phone.

Image 5.1: One-hand operation for phone insertion (squeeze sides) and removal (quick release button).
5.2. Removing Your Phone
Press the quick release button located on the side of the holder. The arms will expand, allowing you to easily remove your phone.
5.3. Adjusting Viewing Angle
To adjust the viewing angle, press the 'Press' buttons on both sides of the holder's base. While pressed, rotate the phone holder to your desired 360° angle (portrait or landscape). Release the buttons to lock the position.

Image 5.2: The 360° rotatable mechanism for flexible viewing angles.
6. Maintenance
- Cleaning: Wipe the holder with a soft, damp cloth to remove dust and grime. Avoid using harsh chemicals or abrasive cleaners, as these may damage the material.
- Inspection: Periodically check the hook and clamping mechanism for any signs of wear or damage. Ensure all moving parts operate smoothly.
- Storage: If not in use for an extended period, store the holder in a cool, dry place away from direct sunlight.
7. Troubleshooting
7.1. Holder is not stable in the air vent.
- Ensure the hook is fully extended and securely inserted into a vent blade.
- Rotate the locking knob clockwise until the hook is tightly clamped. The 'Double Lock Protection' should be fully engaged.
- Verify that your car's air vent type is compatible (refer to Image 4.2).
- Check the hook's adjustable range (Min: 1cm/0.39in, Max: 4.4cm/1.73in) to ensure it fits your vent blade thickness.

Image 7.1: The Triple Stability design, ensuring the holder remains secure and does not fall off.
7.2. Phone is not held securely.
- Ensure your phone's size is within the compatible range (4-7 inches).
- Check that the side arms are fully retracting and gripping the phone firmly.
- Remove any excessively thick phone cases that might prevent proper clamping.

Image 7.2: The TOPK holder's solid support base provides highest security and exceptional load-bearing capacity.
8. Specifications
| Feature | Detail |
|---|---|
| Brand | TOPK |
| Model | Car Phone Holder 3-Point Support |
| Material | Carbon Fiber |
| Installation Type | Vent Installation |
| Phone Compatibility | 4 - 7 inch smartphones |
| Rotation | 360° |
| Vent Hook Range | Min: 1cm (0.39in), Max: 4.4cm (1.73in) |
| Dimensions (Holder Front View) | Width: 10.2cm (4.02in), Height: 11.7cm (4.61in) |
| Dimensions (Holder Side View) | Depth: 5.5cm (2.16in), Height: 11.6cm (4.56in) |

Image 8.1: Detailed dimensions of the car phone holder.

Image 8.2: Precision design and phone compatibility range (4-7 inches).
9. User Tips
- For optimal stability, ensure the air vent blades are clean and free of obstructions before installation.
- When adjusting the viewing angle, always press the 'Press' buttons firmly to avoid straining the ball joint mechanism.
- If your phone has a particularly bulky case, test the fit before driving to ensure a secure grip.
- Position the holder in a vent that does not obstruct your view of the road or interfere with other vehicle controls.
10. Warranty and Support
For any product inquiries, technical support, or warranty claims, please contact TOPK customer service through the retailer where you purchased the product. Keep your purchase receipt as proof of purchase.





