It has an 8 position variable speed selection and constant speed electronics with soft start for smooth start up. The 3 position bale handle provides improved tool control. The removable dust screen prevents debris ingress, prolonging motor life and a rubber overmold gear case for increased comfort especially when working with the tool vertically. Its lock-on function provides more comfortable use when polishing for longer periods. REDLINK PLUS™ intelligence system delivers the most advanced digital overload protection for tool and battery and uniquely enhances the tool performance under load.