High Accuracy: Professional coating thickness gauge with 0.001 mil resolution and the largest measuring range from 0 to 197 mil A useful and versatile measuring tool for many applications: Ideal for checking car paint thickness, such as paint finishes, powder coatings, anodized aluminum, bathroom fixtures, bike frames, stadium seats, sheds, furniture, swing sets, cabinets and lockers, computers, appliances and toys. Universal and Automatic: increased measurement accuracy and automatic detection of the base material. Detects non-ferrous and ferrous substrates. Automotive Industry: Sometimes body shops do a great job of visually hiding everything that doesn't let us know that the car was involved in a serious accident. When buying a used car, check the car paint to make sure each panel has the same paint thickness. Practical design: The case is made of high-quality plastic with a shock-resistant rubber coating for added durability. Note: This product does not contain batteries, please