The RAM-HOL_UN1U is designed to hold a large amount of different kinds of cell phones and small electronic devices. This cradle has padded locking side clamps that close tightly on the item you want to hold. To release the clamp hold, simply press the button found at the bottom left side of the cradle which will spring the clamps open. At the base of the cradle are two small supports to hold the bottom of the item securely in the cradle. Included is a set of two nuts and bolts to connect the cradle to any RAM components or mounts that contain the universal AMPs hole pattern.