Super Compability: With stretchable clamp?? it can fits all smartphones with 3.5-6.0 inch screens?? or PDA?? MP4 and GPS with 2.36-3.5inch wide.</br>Easy operation and Strong Suction: Simple design allows you to install quickly. Super sticky gel cup sticks securely to a dashboard or a windshield and never fall out?? yet is still easily removable.</br>Safety and Sturdy: The grip arms and support feet with soft rubber protect your phone from scratches. It can avoide vibrating or wiggling while driving.</br>360 degrees Rotation: Adjustable and flexible ball head can pivot up or down for 360 degrees swiveling?? you can get a perfect viewing angle.</br>Warranty: 12 Month Warranty. If you have any questions?? please no heisit