https://www.homedepot.com/p/Milwauk...C-5-0-Ah-Battery-2967-20-48-11-1850/327715885 Milwaukee M18 FUEL 18V Lithium-Ion Brushless Cordless 1/2 in. Impact Wrench with Friction Ring w/ XC 5.0 Ah Battery (2967-20-48-11-1850) for $239.97. Shipping is free or select free store pickup where available.