Brand new and high quality Fish-eye lens 180 degree angle Portable and detachable, take photo with your devices at any time Detachable magnetic ring adhesive to your phone Lens attaches to phone via magnetic ring Specially designed for iphone4 Also compatible with any phone camera with lens smaller than 9.5mm Lenses range between 15.8mm-25mm diameter x 6.5mm-15mm length Back and front lens covers to prevent scratching of glass Specification: Magnification: 180 degree Fish Eye (0.28X) Lens Construction: 3 elements in 3 groups Dimensions (main body):25mm (diameter) x 15mm (length) Dimensions (magnetic ring): 13mm (outer), 8.5mm (inner) Package: 1 x 180 fish eye Lens 1 x Lens Cover 1 x Strap 2 x adapt rings