The Smartphone Holder Clamp with Mini Ball Head Extension Arm and Wall/Ceiling Mount offers 360° of rotation and 90° of tilt for your cell phone. The spring-loaded holder accepts 2.3 to 3.6" wide phones. The square plate has four mounting holes plus four slots and comes with mounting screws for mounting to a table, wall, ceiling, plate, or other rig. The base has a center 1/4"-20 Female Thread, allowing you to attach it to other compatible supports. Remove the holder, and use the 1/4"-20 connection for other devices, such as an action camera, surveillance camera or portable monitor.