Product name: Car rearview mirror with large field of view Product number: (Standard model) Lens size: 238*84mm (Standard) Lens size: 294*84mm [product color]: black [Product weight]: about (standard) 250g (standard) 290g with packaging [product material]: ABS, glass [product packaging]: color box Features: Quantity: 1pcs Package package: 1 car with a large field of view rearview mirror 1. Installed on the interior rearview mirror; 2. This product is a curved mirror, which has a different view distance from the original rearview mirror, which can improve the view range, help to solve the problem of blind spots in driving, and drive safely. Instructions: 1. This product has two installation methods, A and B; 2. It can be installed on the original rearview mirror with a height of 48-84mm; 3. Installation method A: First put the protruding and stretchable two feet on the back of the main body under the original rearview mirror, and move upward as a whole. While pressing the main body on the original rearview mirror, pull it up until the other two The feet are fixed above the original rearview mirror; 4. Installation method B: First put the protruding and stretchable two feet on the back of the main body above the original rearview mirror, press the main body on the original rearview mirror, and pull down until the other two feet are fixed on the original rearview mirror. Below the original rearview mirror; Installation Requirements: 1. The height of the original rearview mirror is between 48mm and 84mm; 2. The width of A is above 165mm; 3. There must be a gap of more than 5mm above the rearview mirror; 4. The width of B should be less than 65mm. Precautions: 1. If this product is installed, the rearview mirror with a driving recorder cannot be installed; 2. Depending on the vehicle model and installation location, there may be vibration; 3. Do not press the mirror hard to prevent the mirror from breaking