Features: 
Ergonomically designed soft palm grip fits palm perfectly 
Change lever protection system - when the switch is slid to ON position, change lever is automatically locked for protection from potentail damages arising from rotating armature
Toolless pad change allows for quick pad change
Two sanding modes - "Random orbit" mode for finish sanding and buffing and "Roto-orbit" mode for coarse sanding and polishing
Slim skirt provides higher work efficiency in constrained spaces (e.g. car door handle)