Made of industrial fiber plastics. Lightweight and easy to use, smooth sliding ensures quick measuring . Base measuring function: Inside, outside, step and depth measuring. Internal, external and height dimensions can be easily and accurately measured. With easy to read large LCD display. Zero setting in any position. Handy conversion chart at the back. ★PRECISE & SIMPLE MEASUREMENT: Our digital caliper precisely measure objects in 0-6 inch /0-150 mm with 0.01” / 0.1mm resolution and 0.01” / 0.2mm accuracy, just slide the caliper to measure. ★4 MEASURING FUNCTIONS: This caliper measures inside, outside, depth, and step with two sets of jaws and a probe, easy to carry and hold. ★WELL DESIGN: This lightweight caliper is made of plastic, it is easy to carry anywhere. The unit can automatically turn off if no operated, you can easily change the measuring model to milimeter and inch. ★WIDELY APPLICATION: This vernier caliper is suitable for home and DIY, such as jewelry, gadgets and other household object. Specification: Measuring range: 0-150 mm / 0-6 inch Resolution: 0.1mm/0.01inch Accuracy: ±0.1mm Battery Power: AG13 1.5v batteries, with two battery, one reserved ,another in the caliper. Display: LCD screen Weight: 53g Package includes: 1 x Digital Caliper, 1 x Carrying Case, 1 x Battery