Feature: 1. LCD Electric Screwdriver: Our electric screwdriver features a large LCD screen for accurate tightening and loosening. Convenient for data reading and recording. 2. Quick Access Preset Modes: Save and access common torsion values quickly. The tool automatically stores values for each job, enhancing efficiency and quality. 3. Real Time Peak Mode: Switch between real time display for current torsion values and peak mode for recording and showing maximum torsion values, ideal for tasks requiring torsion peak detection like calibrating torsion wrenches or testing car engines. 4. Quick Release Design: The quick release mechanism allows for easy screwdriver bit replacement without extra tools, saving time and effort during the changeover process and providing a smoother, more comfortable working experience. 5. Wide Compatibility and Accurate Torsion: The torsion screwdriver offers a range of 0.4 to 2Nm with ±2% high accuracy, reducing the danger of erroneous operations and screw damage for accurate tightening or disassembly. Four torsion unit options ensure versatile use. Item Type: 1/4in Drive Torsion Screwdriver Set Material: 45# Steel, ABS Battery Type: 2 x AAA Battery (not included) Four Torsion Units Selection (N.m, lbf.ft, lbf.in, kgf.cm) Accuracy: ±2% Operating Temperature: 0 to 40℃ Forecast Alarm Range: 80% of preset torsion value Auto Shut Off Function: 1 minute of inactivityPackage List: 1 x Digital Torsion Tool 10 x Bits 1 x User Manual 1 x Screwdriver 1 x Storage Box