Easy to install, just attach with the included double-sided tape. Compatible with vehicle inspections within 0.4 inches (10 mm) wide. Please make sure to temporarily match and degrease before installation. Insufficient may cause peeling. If the double-sided tape is not sufficient for installation, please prepare it with the customer. Installation support is not available. Please ask a professional for installation instructions. Instruction manual not included. Before installation, please make sure to check whether the product is defective, or not the same as your order content. Items that have been installed are not eligible for returns. In addition, please note that minor scratches and scratches will not be eligible for complaints. Although this product is brand new or unused product, it is an external product, so there may be some scratches on shipping. Thank you for your understanding. Depending on your monitor settings, the color of the actual product may differ from the images. Please acknowledge