1. Material: High-quality steel
2. Process: ABS engineering plastics
3. Calibration process: laser calibration
4. Resolution: 0.001mm
5. Packaging: New plastic packaging
6. Size: 16x6cm
7. High-definition LED screen digital display is clearer
8. Precise measurement efficient and stable
9. 3V large capacity battery lasting power
10. Mechanical laser scale can be used without electricity