The Milwaukee Tool M12 Variable Speed Polisher/Sander features dual mode control and a variable speed trigger for increased user control. A tool-free accessory change allows the user to quickly change between polishing and sanding accessories. On just one battery charge, the M12 Polisher/Sander can perform a full pass on exterior trim, and it is compatible with the entire M12 system. The polisher/sander weighs 1.9 lbs. with a length of 5-1/8", and it comes with a 5pc accessory pack, one compact M12 Redlithium battery and one XC M12 Redlithium battery and charger.