UPGRADED VERSION: The phone Shoe Mounts for dslr camera has added a metal ball head design, so the phone can rotate more angles and easily switch between horizontal and vertical. So you can find the most suitable angle STABLE & DURABLE: The cold shoe base has two screw fixing, which can be fixed downwards on the equipment, or external equipment can be fixed upwards. This kind of rotary lock is stronger than the ordinary ones, and the shooting will be more stable CONNECTING A TRIPOD: The base of the cold shoe can be removed. After removal, a 1/4 threaded hole can be seen, which can be used to connect a tripod, selfie stick and other equipment