Color: Black Main Material: Aluminum Alloy Maximum Extension Distance: Approximately 30cm Compatible Headrest Pole Diameter: Approximately 1.6cm or less Compatible Devices: Any device within 12.9 inches Product Description: 【Strong Hold & Safe Design】: The integrated aluminum alloy fixing bar and support arm provide firm stability. The high-elastic spring automatically locks, preventing the device from falling even during driving vibrations or sudden braking, ensuring peace of mind. 【Freely Extendable & Foldable】: Extends up to 30cm. Can also be adjusted widely left and right, allowing the device to be set in the middle of the back seat for family movie viewing. Folds up for compact storage after use. 【360° Rotation for Comfortable Viewing】: The universal ball joint allows for free angle adjustment. Supports both vertical and horizontal placement, allowing adjustment to the optimal viewing angle for movies, YouTube, games, and more. 【Enjoy While Charging】: The design does not block the charging port, so you don't have to worry about running out of battery during long drives. Convenient for children's video viewing and for adults' work use. 【Wide Compatibility & Easy Installation】: Compatible with most car models and can be installed on headrest poles with a diameter of 1.6cm or less. Widely compatible from smartphones to 12.9-inch iPads. ※Please note: 1. There may be slight errors in manual measurements, please understand. 2. Due to the influence of the display and lighting, the actual color may be slightly different from the image.