Features: Do not block the buttons, do not cover the screen information, reserve the-interface and button position, you can listen to songs, charge, and answer the phone at any-time. No installation tools are required, and the installation is-simple. Applicable models: bicycles, motorcycles, electric vehicles, spinning-bikes, etc. 15W high-power wireless charging and QC-3.0 USB charging, two charging methods can be switched freely, the integrated large coil is upgraded, the built-in QI standard wireless charging-ring, the double-circle combined design, the charging speed is improved. Safe and Stable: Built-in sponge pad, shockproof-protection. Mechanical knob lock design ensures the safety of your smartphone attached to the motorcycle handlebar even on a-bumpy road. Specifications: Material:Nylon+Aluminum Alloy Size:As Picture Shown Color: Black Package Includes: 1x Phone Holder note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.