The Universal Dashboard/Windshield Car Mount Holder HOL-406 features include:

1. Versatile Mounting: Can be securely attached to both the dashboard and windshield.
2. Adjustable Viewing Angles: Offers multiple angle adjustments for optimal visibility.
3. Strong Suction Cup: Ensures a firm grip on surfaces, minimizing the risk of falling.
4. One-Handed Operation: Designed for easy insertion and removal of devices with one hand.
5. Universal Compatibility: Fits a wide range of smartphones and devices.
6. Durable Construction: Made from sturdy materials for reliable use.
7. 360-Degree Rotation: Allows for both portrait and landscape orientations.
8. Compact and Portable: Lightweight design for easy transport and storage.

These features make it a convenient option for hands-free device use while driving.