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 sutable for home and DIY, such as jewelry, gadgets and other household object. ★AFTER SERVICE: We supply 100% satisfaction service ,If you have any issues with our electronic digital Caliper, simply contact customer service .