The BLACK+DECKER® MOUSE® 20V MAX* cordless sheet sander removes material at 12,000 OPM (orbits per minute) and has a finger attachment to sand hard-to-reach surfaces. It has a 2-position grip and a hook-and-loop system to change the sandpaper quickly. The on-board dust bag can be detached and emptied. The sander is powered by a rechargeable 20V MAX* lithium ion battery. Start strong, finish strong. With the BLACK+DECKER® MOUSE™ 20V MAX* cordless sheet sander, you’ll give every passion project and home DIY task the beautiful, refined finish they deserve. This power sander removes material at 12,000 opm, while a detail finger attachment even lets you sand hard-to-reach surfaces. Compact and ergonomic, it’s designed with a 2-position grip that enhances your control and stability, and reduces muscle fatigue. A handy hook-and-loop system allows you to change the sandpaper quickly, and the on-board dust bag can be detached and emptied in seconds, making cleanup a breeze. For cordless convenience, this sheet sander is powered by a 20V MAX* lithium ion battery that holds its charge for up to 18 months. Maximum initial battery voltage (measured without a workload) is 20 volts. Nominal voltage is 18 volts.