The Vidpro CL-2 Tripod Mountable Smart Phone Clamp Cradle with Cold Shoe Mount. features a spring-loaded clamp which expands from 2.5” - 4” inches to fit and tightly hold all smartphones. A 1/4 -20 Socket on the underside will allow attaching to tripods, monopods, selfie sticks or any device with a tripod screw. A built-in cold shoe mount at the top is perfect for attaching accessories such as lights and microphones.