The PSM 18 LI cordless multi-sander is a ergomomic, & powerful all-rounder for sanding & polishing, in hard-to-reach areas & on small surfaces. The Bosch microfilter system ensures clean working. The built-in dust extraction element draws dust directly into the microfilter box provided. A powerful lithium-ion battery & charger are also available as separate accessories for the sander. Both components can be used in all tools in the Bosch 18V system. The in addition integrated Bosch Syneon Chip provides more runtime per battery charge. POWER FOR ALL: One battery for an entire Home & Garden tools system. Click to see the range.