This overhead phone mount is made of aluminum alloy and features a 360-degree rotating base, allowing you to adjust the height and angle of your phone for optimal viewing. The base is also adjustable, so you can use it on a variety of surfaces. The phone holder is also extendable, with a height range of 30.5cm to 48cm and an arm length of 29cm to 41cm. The wider (8.85cm) jaw design can accommodate most phones.