The Newaner Digital Carbon Fiber Caliper is a professional tool for precise measurement. With a measurement range of 0 to 6" / 150 mm, it is ideal for use at home, school, workshop, and factory. It features a reset function that allows you to reset the measurement value, making operation easier. Its large LCD screen displays the reading in inches or millimeters, making it perfect for people with low vision. Additionally, it is lightweight and portable thanks to its carbon fiber construction. It includes 2 batteries and a plastic case for storage and protection.