Features 1、1. Measuring data can be zeroed at any position. 2、2. 60/70/80/90 degree angle measurement template. 3、3. One-button metric/inch size conversion. 4、4. With a serial output to interface with a computer or printer to process data. 5、5. Legible LCD display, easy to read the measuring results. Specification Features: 1. Measuring data can be zeroed at any position. 2. 60/70/80/90 degree angle measurement template. 3. One-button metric/inch size conversion. 4. With a serial output to interface with a computer or printer to process data. 5. Legible LCD display, easy to read the measuring results. Specification: Material: Stainless steel + plastic Specification: 0-20mm Resolution: 0.01mm/0.0005" Allowable Error: ±0.03mm Battery Type: LG44/AG13 1.5V (NOT included) Package Weight: 153g (approx.) Package List: 1 * Digital Welding Gauge 1 * Storage Box Package List