1HIGH ACCURACY MEASUREMENT: The micro digital thickness gauge has a resolution of 0.0005in/0.01mm and is extremely accurate to ensure accurate wall thickness measurement 2MULTIFUNCTIONAL MEASURING TOOLS: In addition to measuring thickness, the thickness gauge can also be applied to other fields, such as industrial manufacturing, machining, etc., and can be widely used 3DIGITAL DISPLAY DESIGN: Thickness gauge use digital display, intuitive and clear, easy for you to read and operate, effectively improve work efficiency 4ALUMINUM ALLOY MATERIAL: Digital dial thickness gauge is made of lightweight and durable aluminum alloy material for long lasting use, possess good strength and good corrosion resistance 5BATTERY POWERED: Dial thickness gauge with a 3V button lithium manganese battery CR2032, battery capacity 220mah, come with long life, portable and practical 1 x Thickness Gauge 1 x Battery 1 x Plastic Case 1 x User Manual