Cospex: Individual Focus Capability : Featured with exact adjustment for the objective and eyepiece, with Focus Ring which means you can use it to adjust the sharpness of the shooting subject and adjust the FOV ring to change the field of view of the captured picture, which allows us to Shoot long shots while retaining the original HD quality Cospex: Best Gift Choice & 100% satisfaction: A 48X telescope phone lens that will provide you an extraordinary experience to capture wonderful moments in your life. With solid aerial aluminum alloys housing and well packing, this lens kit would be a very nice gift choice for photography lover. Cospex: Quality Material: Made of professional optical glass, imported optical glass, black technology from Germany, this product features 4K HD image quality, comparable to SLR and more professional Cospex: The telescope has 48 times zoom, which can adjust the focal length well. The telescope can be used as a monocular.Mobile phone's quality of imaging can be improved evidently. Applicable to watch the game, concerts, tourism, observe animal lovers, news reporter long-distance shooting etc. Private detective taking pictures forensics, geological exploration, forestry management, railway port scheduling and etc. This item comes with 1 Year Replacement Warranty All Over India. Successful Warranty Claims under the policy will be covered with a replacement of a new product unit.