Converts a common ratchet wrench into a digital torque wrench, delivering the same function as a standard torque wrench with a digital readout for precise torque control. Power saving mode automatically turns off after 80 seconds of inactivity to conserve battery life. Professional universal torque wrench design for broad compatibility and practical use in a range of tasks. Low battery warning to indicate when battery needs attention, helping prevent unexpected tool downtime. Benefits at a glance: easy retrofit to your existing ratchet, accurate torque readings, and a compact solution that supports reliable performance across different applications. Use scenarios: Automotive maintenance and : install and fasten components with controlled torque to protect parts and ensure proper fit. Bicycle maintenance and assembly: tighten components to precise torque for safety and longevity. Machinery and equipment installation: reliable torque control for critical fasteners in workshops or facilities. Key attributes in practice: simple compatibility with standard ratchets, digital torque measurement, energyefficient operation, and a clear lowbattery alert for uninterrupted work.