This 5 inch 20V Cordless Random Orbital Palm Sander is job site tough and built for heavy use with the power to get the job done, delivering 10,000 OPM (orbits per minute). The random orbital action micro-moves just 3 mm for ultra-smooth, swirl-free finishes. The ergonomic design and comfortable rubber grip make this sander easy to control and use for long periods of time. This tool is compatible with Bauer 20 volt lithium battery and charger (sold separately). For max performance, use a 3.0 Amp hour lithium battery or greater. Includes 5 in. 20V Random Orbital Sander, Dust Collection Bag, (1) 80 Grit Sandpaper, (1) 120 Grit Sandpaper, (1) 220 Grit Sandpaper. This 20V Random Orbital Sander is Compatible with the Bauer 20V Cordless 5 in. Random Orbital Sander with Dust Bag. *Battery and charger sold separately.