Features: brand new and high quality Lock and release in one second: The 4-corner arm automatically retracts and picks up the phone when it is placed in the phone and the center button is pressed. When you want to take out the phone, press the release bar to unlock it. One-handed operation, easy to use. Safety j bicycle mobile phone holder, 4 corner claw design (with rubber pads inside to prevent scratches) for complete for protection, it will not break or break when falling. View the full screen of the phone. Do not lock the face recognition, front camera or slide to unlock functions. More free operations. 360-degree bicycle phone holder, for mountain bikes and road bikes. Can be rotated 360 degrees to ensure that your phone is displayed at any angle and in a position that best suits your preferences Compatibility Extensive compatibility for most bicycle handlebars. The bicycle mobile phone holder is firmly suitable for all mobile phones with mobile phones 4-6.8 inches screen size, etc. You can also fix your phone in a golf cart, stroller, treadmill, shopping cart, or anywhere, as long as you have a round po-le. Specifications: Material:Metal and Plastic Color :Black Size: Approx.95x148mm or 5.82x3.74inch Note: 1.Please allow 1-2mm 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. Package includes: 1PCxMobile Holder