Feature:1. The electronic measurement range is 0-300mm or 12in with an accuracy of 0.3mm or 0.01in for precise readings in all your measurement needs.2. This measuring tool has a quickchange button that changes between inch or metric units, with reset key to facilitate measurement and use.3. Aerospace engineering grade carbon, when measuring valuable items such as jewelry or 3D printing, it will not cause damage to the measured object.4. Long jaw design, which can meet most of the measurement needs. Home DIY and professional use are both highly recommended.5. It has an extralarge LCD screen for easy and clear readings for faster efficiency and accuracy on the job or at the worksite.Specification:Item Type: Digital Caliper Material: CarbonColor: As shown in the pictureMeasuring Range: 0-300mm or 12inAccuracy: 0.3mm or 0.01inWorking Temperature: 0-40Storage Temperature: -20-70Battery Type: Button batteryBattery Model: LR44 (Not included)Number of Batteries: 1pcs.Package List:1 x Digital Caliper (Battery Not Included)