Features: Brand new and high quality Brushless lithium electric wrench controller provides high-efficiency torque output and easily tightens various bolts. Adopt advanced brush lithium battery technology, which has stable and reliable performances; Lightweight, easy to carry and convenient to use. Suitable for people who need to tighten bolts frequently, such as mechanical maintenance workers, assemblers, DIY enthusiasts at home, etc. Widely used in automobile maintenance, furniture installation, electronic equipment maintenance and other fields to meet various fastening needs. With its lightweight and portable design, our electric wrench controller provides convenience and ease of use, making it a valuable tool for professionals and hobbyists alike. Specifications: Material:Electronic Component Size:Approx.62.5x52.5x8.5mm/2.46x2.06x0.33inch Package Includes: 1x Switches Control Board note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.