The Pocket 3 extension adapter is an interface for action camera accessories, providing a cold shoe interface. It features a quick-release design for easy installation and removal, and is made of sturdy materials for secure installation.The adjustable ball head design allows for 360-degree rotation and fixing.You can secure the Pocket3 to various surfaces such as automobiles (exterior, windshield glass), glass, painted surfaces, and ceramic tiles.To achieve a more secure suction force, it should be attached to a clean surface.When used outside the vehicle, the speed should not exceed 100 kilometers per hour. It has strong impact resistance and weighs only 200g.