FEATURES: AUTO LOCK/UNLOCK: The phone holder automatically detects your smartphone and enables quick one-handed operation thanks to a user-friendly single-button mechanism. Press the release button on the handle to open the holder, and press in the center to ensure the phone's holding arm grips firmly immediately. ADJUSTABLE: This car phone holder features an extendable arm and allows 360-degree rotation, so it can be tilted up or down. Adjust your phone's position as you wish to find the ideal viewing angle. UNIVERSAL COMPATIBILITY: This holder is compatible with all devices up to 6.5" and fits models such as iPhone X XR XS MAX, iPhone 8/8Plus, 7/7 Plus, 6/6s Plus, Samsung Galaxy S10, S10 Plus, S10 Edge, S9, S8 Plus, Note 8, 9, HTC, LG, Nexus, Nokia, GPS devices, and more. EASY INSTALLATION: The auto-detecting phone holder can be attached to both the dashboard and air vent, giving you the freedom to choose the most comfortable position for yourself. Power Supply: With a fully charged type-C connection, this auto-detecting phone holder can operate for a month without needing to plug in a cable during use. SPECIFICATIONS: Extendable Grip: 68 mm - 90 mm Mounting Options: Dashboard and Air Vent Power Source: 250mAh Rechargeable Port: Type C Colors: Black, Gray