The BLACK+DECKER™ 20V MAX* system includes power tools, power drills, jig saws, power drivers, power sanders, random orbital sanders, portable inflators, and Bluetooth® speakers. All tools are ergonomically designed for extended use and are powered by rechargeable Lithium-Ion batteries which are interchangeable with all 20V MAX* tools. Many 20V MAX* tools are available in combo kits which include batteries, chargers, and related tools.