Features: Mainly made of metal, with high quality and high strength, very durable. With 3pcs 1/4 screw holes, compatible with various photography equipment with 1/4 screw mounts, such as tripod, video slider, electric panorama head, etc. Adjustable phone holder to fit most mobile phones. Make your phone screen to joint with the frame perfectly. Its minimum height is only 5.8cm, weights only 42g, very mini and portable. Easy to use and handle.