Description: The holder is made of environmental material with long service life,ageing resistance. Triangle Structural Design,stable and reliable structure. Provides you a perfect viewing angle, makes you enjoy the perfect view, you also can charge your phone while you're using GPS, calling, listening to music or operate any of features while driving. Adjustable swivel for maximum accessibility, allowing a 360 ° rotation swivel in any direction. Compatibility with universal phones, with or without case cover. Specification: Materials: Aluminium Alloy + ABS Material Install Method: Clamped type Fixed Position: Cold Air Vent Tensile Range: 63-88mm Suitable for: Cell Phone of 4.0-6.0inch. Package Includes: 1 Piece Air Vent Car Phone Holder Note: Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm) Please check the size measurement and the picture carefully before making payment. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand,Thank you