Makita XOB01Z 18V LXT Lithium-Ion Cordless 5"" Random Orbit Sander, Tool Only Three speed settings (7,000/9,500/11,000 OPM) engineered for fast material removal Up to 40 minutes (low speed) and 20 minutes (high speed) of run time on a single charge Large 1/8" random orbit action engineered for fast sanding and swirl-free finish One-touch electronic speed control switch provides fast, medium and low settings Ergonomically designed body and grip for increased operator comfort Dust-sealed switch and bearing for longer tool life