1. Measurement range: 0.5m-10m or 0.5m-15m 2. Resolution:0.01mm 3. Digital display stability: less than 0.01mm within 24 hours 4. Working voltage:1.55V Silver oxide button batteries 5. Dimension:410mm×100mm×35mm 6. Weight:0.9kg Features: novel structure, easy operation, high accuracy, small size, light weight and good sealing.