It is a COOL optical accessory for your Smartphone. Superb 8x Optical zooming which help you take better shots even from afar Specification: Magnification: 8X Angle of View: 16 degree Exit Pupil Diameter: 2.6mm Eye relief: 11mm Size: 30 x 70 mm Weight : 45 g Including: 8x telephoto Lens Universal clip or special protecting case Carrying pouch Cleaning cloth Instruction manua