A digital torque wrench is a precision hand tool designed to tighten nuts and bolts to an exact torque value. It features an electronic LCD display that shows real-time torque readings and allows users to preset desired torque levels. When the set torque is reached, the wrench alerts the user with an audible beep, light, or vibration to prevent over-tightening. Built with a durable ratchet head and ergonomic handle, it offers high accuracy and ease of use for automotive repair, machinery maintenance, engineering, and industrial applications. Powered by batteries and supplied in a protective case, it ensures reliable, repeatable torque control for professional and workshop use.