The 70mm Arca-Swiss Plate with Smartphone Adapter from Benro is a 2-in-1 camera plate and smartphone adapter designed into one device. The unit features an Arca-Swiss style camera plate compatible with most Arca-Swiss style ballheads, 3-way heads, and gimbal heads, and the included adapter allows you to mount a smartphone to the plate for use with a tripod head for both photo and video applications. The plate is constructed out of high-quality CNC machined aluminum, and stainless steel rods securely mount a smartphone to the camera plate. Additionally, a cold shoe mount is also provided for attaching additional accessories such as a light or microphone.