Sears.com, Amazon.com and Kmart.com offer Craftsman batteries online as of 2015. Some retailers, such as BatteryDepot.com, also produce batteries that are specifically designed to be compatible with Craftsman products despite not being manufactured by the company.
Craftsman batteries are available in a variety of sizes and shapes to fit different machines. Always ensure that a given battery is compatible with the intended Craftsman product. Craftsman is also affiliated with the DieHard brand of batteries, which are available at Sears and on Craftsman.com. The DieHard brand includes traditional sizes of batteries such as AA in addition to the larger battery packs Craftsman offers.