Quantity 1 Piece Color Silver + black Material Aluminum alloy + plastic Compatible Models Iphone 4 / 4S Lens Effects Telescope Magnification 14 x Other Features Lens diameter: 35mm x 120mm; Angle of View: 12 degrees; Smart design for focusing longer distance when taking photo or video; Function: to overcome the shortcomings of camera phones can only be short-sighted; With a 14 times zoom; Advantages: novel optical design the ultra-long-view the light through a large quantity high resolution color reproduction is good the phone image quality significantly improved; Usage: Suitable for watching match game concerts travel animal observation lovers the news reporters distance shooting the private detective photographed evidence geological exploration forestry management railway port and scheduling traffic control management department forensics public security law enforcement forensics Packing List 1 x Telephoto lens 1 x Back case 1 x Tripod 1 x Protective back case 1 x Carrying pouch 1 x Cleaning cloth 1 x English user manual