Product features: 1. Simple operation: Just connect it to an ordinary ratchet wrench, and it can be immediately converted into digital torque and force. 2. Multi-unit conversion: When the device is powered on, pressing the U key briefly enables the switching between 4 units: Nm, ft-lb, in-lb, kg-cm, which complies with various industry standards. 3. Beeper alarm and LED indicator function: When the torque reaches the preset value, the LED lights will light up one by one and the beeper will emit an alarm sound. 4. Portable and multi-functional: The product is small and easy to carry, supporting data saving function, data viewing function, data deletion function, overload warning function, etc. 5. Wide application range: Widely used in mechanical, automotive, motorcycle repair, testing and other fields.