The PROXXON Micro Belt Sander 39810 is a cordless belt sander powered by a lithium-ion battery with a capacity of 2.6 Ah. It features a rotary/circular action and a power output of 100 W, making it suitable for various sanding tasks in the workshop or at home. The compact design, green color, and lightweight construction at 4.93 pounds make it easy to handle and maneuver. This kit includes the battery, ensuring uninterrupted work without the need for constant recharging. The brand reputation of Proxxon further adds to the reliability and quality of this micro belt sander.