Do you have the following troubles when using the ratchet wrench: the small space can not reach, the work efficiency is low, and the nut can not be unscrewed. If you have these troubles, then it is time to try this electric ratchet wrench, it will not let you down. Features: One-handed operation, small and convenient, easy to use and operate. Copper wire motor is powerful, high temperature resistant and safer. The shape of quick clip chuck is aligned and it is quick and easy to replace the sleeve. Clockwise and counterclockwise rotation, low noise, has a long service life. Positive and negative dial, disassembly and installation one-touching switching, easy to screw up the screw. Double switch makes operation safer. The body comes with an LED light for operation in dark environments. Opposite vents, strong heat dissipation, no burning machine. Soft rubber wrapped handle feels comfortable. Specifications: Main material: ABS Color: blue, red (optional) Battery: 1 * lithium battery, 12V, 3900mAh (included) Rated input power: 500W Screw diameter: 12mm / 0.5in Maximum torque: 45Nm Turnover number: 300rpm