Measuring Range: 100 - 125 mm/ 4-5'' Auto On and Off capabilities Resolution: 0.001 mm or 0.00005 inches Absolute, floating zero, and relative measurements (you can zero out at any point) Switch between metric and imperial measurements with great ease High-Resolution Accuracy: Offers 0.00005" or 0.001 mm resolution for precise measurements; 100-125mm / 4-5" range, with 0.003mm accuracy. Durable and Reliable: Built to last with IP54 water and dust resistance, perfect for use in various workshop conditions. Advanced Measurement Capabilities: Equipped with absolute, floating zero, and relative measurement options; zero out at any measurement point for flexibility. User-Centric Design: Features instant inch/millimeter conversion, a large display, and auto on/off functionality for enhanced usability. Ready to Use: Includes a robust carrying case and an extra battery (LR44 or SR44, 1.5V) for uninterrupted operation.