1. Introduction
This manual provides comprehensive instructions for the installation, operation, and maintenance of your VANMASS CTEZ11 Car Vent Phone Mount. Designed for secure and convenient smartphone access in your vehicle, this mount features an upgraded steel-hook design and military-grade durability.

Image: The VANMASS car vent phone mount installed in a car, securely holding a smartphone in portrait orientation. The mount is attached to a horizontal air vent, providing an accessible view for the driver.
2. What's in the Box
- 1 x Cradle for Universal Phones & Cases
- 1 x Upgraded Steel Hook Clip
- 1 x User Manual with Installation Video Guide
- 1 x Environmentally Friendly Box
3. Product Components
The VANMASS CTEZ11 mount consists of two primary components: the phone cradle and the steel hook vent clip. The cradle features adjustable arms and feet, while the vent clip provides a secure attachment to your vehicle's air vent.

Image: A detailed view of the upgraded steel hook mechanism, demonstrating its robust construction designed for secure attachment to car air vents.

Image: A diagram illustrating the 2025 upgraded steel hook design, highlighting its enhanced stability compared to previous versions with plastic arms or loose clips.
4. Installation Instructions
- Attach the Cradle to the Vent Clip: Align the ball joint of the vent clip with the socket on the back of the phone cradle. Push the ball joint firmly into the socket until it clicks into place. Tighten the locking nut to secure the connection.
- Secure the Vent Clip to the Car's Air Vent: Extend the steel hook of the vent clip. Insert the hook into one of your car's air vent blades. Ensure the three-point fixation design firmly grips the vent. Tighten the knob on the vent clip to secure it in place. The upgraded hook length of 1.38 inches is compatible with most horizontal and vertical vents.
- Adjust the Phone Holder: Once installed, adjust the angle of the phone cradle using the ball joint for optimal viewing.

Image: A visual guide demonstrating the three key steps for installing the VANMASS car vent phone mount: attaching the ball joint, securing the hook to the vent, and tightening the locking nut.

Image: This image details the vent clip's design, highlighting its 1.38-inch hook length and three-point fixation system. It also illustrates compatibility with various horizontal and vertical vent types, ensuring a secure fit.
5. Operating Instructions
- Placing Your Phone: Press the 'One-Click Release' button on the side of the cradle to open the clamp arms. Place your smartphone into the cradle. The arms will automatically close to secure the phone. The adjustable feet can be extended to accommodate phones with cases up to 0.6 inches thick.
- Removing Your Phone: Press the 'One-Click Release' button to open the clamp arms and remove your phone.
- Adjusting Viewing Angle: The mount features a 360° rotatable ball joint. Loosen the locking nut slightly, adjust your phone to the desired vertical or horizontal orientation, and then re-tighten the nut to fix the position.
- Charging Port Access: The design includes a reserved charging port opening at the bottom, allowing you to charge your phone while it is mounted.

Image: This image illustrates the user-friendly features for one-hand operation, including the 'Easy Clip 1S Release' button, the 'Fingerprint Groove' for a quick and secure grip, and the adjustable fixed feet for maximum phone compatibility and charging access.

Image: The phone mount in a car, displaying a navigation app on the screen. Arrows indicate the 360° rotation capability, ensuring an unobstructed view for safe driving.
6. Features
- Military-Grade Durability: Constructed from German PC2805 material, tested for over 5,000 stress cycles and 25,000 miles, ensuring stability and longevity. Certified with US D892,787 S patent, Military-Grade Cert No. GZMR220601855501, CP65, REACH, and ROHS.
- Secure Vent Clip: Features a metal hook with a three-point fixation design for a firm grip on air vent blades. The 1.38-inch hook length supports 99% of vertical and horizontal vents. Soft silicone pads protect vent blades.
- Adjustable Phone Compatibility: Extendable holder feet (depth + 0.6") and clamp arms (width max. 4.3"; min. 2.1") accommodate smartphones from 4 to 7 inches, with or without a case.
- Optimal Viewing Angle: Vent mounting provides an unobstructed view. A 360° rotatable ball joint allows for easy adjustment to any desired orientation.
- One-Hand Operation: Double-gear mechanical fixing structure enables smooth 'One-Click Release' for easy phone placement and removal.
- Durable Construction: Crafted from high-quality materials, resistant to extreme temperatures (-40℃ to 90℃) to prevent warping, cracking, or fading.

Image: This image highlights the stable design of the phone mount, showcasing its wrapped-around arms, thickened air silicone, and silicone anti-slip support for comprehensive phone protection.

Image: Demonstrates the mount's exceptional stability, showing a phone securely held even during sudden braking, on bumpy roads, and over speed bumps, ensuring it never falls.

Image: Illustrates the phone mount's broad compatibility, fitting all smartphones from 4 to 7 inches and various case types, including silicone, Otterbox, wallet, and MagSafe.

Image: Highlights the protective design elements of the mount, including thickened air capsule silicone to prevent accidental drops and a camera-friendly design that avoids obstruction or damage.

Image: An internal diagram showcasing the durable construction of the phone mount, featuring a patented fingerprint design and a creative two-gear mechanism for reliable one-second open and close functionality.

Image: An exploded view illustrating the multi-layered construction of the phone mount, including a carbon fiber coating for anti-slip and wear resistance, a heat dissipation layer, and a shock-absorbing structure for phone protection.
7. Maintenance
To ensure the longevity and optimal performance of your VANMASS CTEZ11 Car Vent Phone Mount, follow these simple maintenance guidelines:
- Cleaning: Wipe the mount regularly with a soft, damp cloth to remove dust and grime. Avoid using harsh chemicals or abrasive cleaners, as these can damage the materials.
- Check Tightness: Periodically check that the locking nut for the ball joint and the knob for the vent clip are securely tightened to maintain stability.
- Silicone Pads: Ensure the silicone pads on the clamp arms and vent clip remain clean and free of debris to maintain optimal grip and protection.
8. Troubleshooting
- Mount is unstable or falls off the vent:
- Ensure the steel hook is fully inserted into a vent blade and the tightening knob is securely fastened.
- Verify that your vent type is compatible (most horizontal and vertical vents are supported). Avoid round or unusually shaped vents if the mount does not feel secure.
- Check if the vent blades are damaged or too loose.
- Phone does not fit securely in the cradle:
- Ensure the adjustable feet are extended to accommodate thicker phones or cases. The mount supports phones from 4 to 7 inches and cases up to 0.6 inches thick.
- Press the 'One-Click Release' button to fully open the clamp arms before inserting the phone.
- Phone mount rattles or shakes:
- Tighten the locking nut behind the phone cradle to secure the ball joint.
- Ensure the vent clip is firmly attached to the air vent.
9. Specifications
| Feature | Detail |
|---|---|
| Product Dimensions | 2.56 x 1.18 x 4.92 inches |
| Item Weight | 6.4 ounces |
| Item Model Number | CTEZ11 |
| Mounting Type | Vent |
| Compatible Phone Sizes | 4"-7" smartphones |
| Compatible Case Thickness | Up to 0.6 inches |
| Vent Hook Length | 1.38 inches (upgraded) |
| Material | German PC2805, Steel Hook |
| Operating Temperature | -40℃ to 90℃ (-40℉ to 194℉) |
10. Warranty and Support
VANMASS stands behind the quality of its products. Your VANMASS CTEZ11 Car Vent Phone Mount comes with a 36-month hassle-free warranty. For any questions, concerns, or support needs, please refer to the contact information provided in your product packaging or visit the official VANMASS website. We are committed to providing excellent customer service and support for every unit sold.



