The brand new and improved Ryobi 18-Volt ONE+ 3-Speed 1/2 in. Have an effect on Wrench Kit is more compact and more powerful than the previous model. With this new design, it produces 300 ft./lbs. of torque and as much as 3,200 impacts per minute allowing you to make use of this tool for numerous heavy-duty applications. This tool requires a 3-Speed selector switch and tri-beam LED lights. Get probably the most performance from your tool with the included 18-Volt ONE+ 4Ah High Capacity Battery which improves the performance of ONE+ tools as much as 35%. The Ryobi 18-Volt ONE+ 3-Speed 1/2 in. Have an effect on Wrench works with any 18-Volt ONE+ battery and is part of the ONE+ System of over 100 great tools that each one work with the similar 18-Volt battery platform.