Aoben 400N 21V Cordless Impact Wrench. Product Features ??Powerful engine?:The most important thing for power tools is to have a powerful generator.Aoben powerful 21V engine has a maximum of 400 N.m , and the fastest speed can reach 3000rpm, allowing you to save time and effort during work. ??Variable speed and usage??The speed of the impact wrench can be controlled by the switch. The more you press the button, the faster the speed will be. When you release the button, the power wrench will immediately stop running. It can be used not only in daily car maintenance, but also in large-scale construction projects, heavy equipment maintenance and product assembly. ??4.0AH Battery?:The Aoben cordless impact wrench uses a 4000 mAh battery, which is twice the power of ordinary wrenches, so that you can use it without worrying about losing power in the middle of your work, and you can use the matching charger. It can be fully charged in hours to speed up work efficiency. ??What you would get?:This set of products includes one impact wrench and 6 impact sockets, each with 17mm,18mm,19mm,20mm,21mm,22mm and equipped with a 4.0A battery, a charger, and a package for convenient storage and carrying. ??Perfect after-sales?:Aoben products support after-sales guarantee. If you have any questions about using the product, you can contact us at any time, and we will give you a satisfactory service. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!