The small round mirror has a large field of view, maintains a curved surface, has no blind spots, has perfect images, and has small distortion. It is anti-dazzling and non-dazzling when driving at night, improving safety. .Provide you with a wider and clearer field of vision, making your driving safety more secure. This small round mirror (pair set) is different from ordinary small round mirrors in that it is not only a wide-angle lens, but also has a sloped surface (one side is higher and the other is lower), which can be rotated to adjust the angle to match your original rear view. The field of view of the sight glass. Attached to the original rearview mirrors on both sides of the car, it can effectively remove blind spots. How to use: Tear off the double-sided adhesive protective film on the back and stick it on the corner of the rearview mirror. Note: Please make sure the pasting surface is dry and clean! If there is dust, oil, water vapor, etc., it will not stick firmly~ Product name: 360-degree large field of view wide-angle mirror/small round mirror/down-view mirror (black 50mm) without blind spots Product introduction: 360-degree wide-angle lens with no blind spots, maintaining a curved surface, perfect image, small distortion, anti-dazzle for night driving, no glare, and improved safety. .Provide you with a wider and clearer field of vision, making your driving safety more secure. Installation instructions: Tear off the sticky paper behind the 360-degree wide-angle round mirror and gently stick it to the appropriate position of the reversing mirror. Instructions for use: After cleaning the reflector, peel off the adhesive tape behind the blind spot mirror and stick it in the appropriate position, and press it regularly for a period of time.