Include a camera lock for camera safelyUniversal screw allows a variety of cameras to be mounted (make sure that your camera has the screw hole)One leg of this tripod 5 inch.Adjustable legs to let you form perfect shape for taking photoRetractable holder fits most cellphone， Min width - 2.5 inch (e.g. iphone 5) / Max width - 3 inch (e.g. Samsung galaxy Note I/II)