The new and improved Ryobi 18-Volt ONE+ 3-Speed 1/2 in. Impact Wrench Kit is more compact and more powerful than the previous model. With this new design, it produces 300 ft./lbs. of torque and up to 3,200 imp Part Number Model# P1833 Item Weight 1.61 pounds Product Dimensions 11 x 6.4 x 8.4 inches Batteries 1 Lithium ion batteries required. Material Plastic Power Source Lithium Voltage 18 volts Item Package Quantity 1 Included Components Bare-Toolacts per minute allowing you to use this tool for a variety of heavy-duty applications. This tool requires a 3-Speed selector switch and tri-beam LED lights. Get the most performance out of your tool with the included 18-Volt ONE+ 4Ah High Capacity Battery which improves the performance of ONE+ tools up to 35%. The Ryobi 18-Volt ONE+ 3-Speed 1/2 in. Impact Wrench works with any 18-Volt ONE+ battery and is a part of the ONE+ System of over 100 great tools that all work with the same 18-Volt battery platform.