Combine your Peak Design case-enabled smartphone with an existing mounting system with the Car Mount 1" Ball Mount Charging Adapter from Peak Design. This phone mount magnetically attaches to a smartphone in a Peak Design phone case with its integrated neodymium mounting magnets. Mount the 1" ball adapter to any 3rd party phone mount with a compatible surface. Plug a USB-C cable into the pad to charge your phone wirelessly. A 2.28 x 2.28" phone mount surface accommodates most smartphones. Enjoy a durable product for daily use thanks to an aluminum construction.