Features: Comes with a color scale at the micron level. With a magnetic tip, it can be glued on any surface or difficult to reach. The thickness of the varnish and the putty is measured by contacting the tip of the tester with the magnet of the test surface (the surface must be clean and free of dust). With a precision of 20 microns. It is used to increase the thickness of paint coatings invisible to the naked eye of steel and galvanized steel vehicles. No battery required. Know how. Waterproof, high precision and reliability are easy to use. Durable and practical. Package Includes: 1x Paint Thickness Tester Specifications: Material: Plastic+Magnet Size: Approx.17.8cm/7.01in note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Our products are made with the highest quality materials and are designed to provide you with the best possible user experience. We strive to ship out all orders within three days of purchase, and the estimated delivery time is 8-59724 days. When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please dont hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it