Powerful 15 AMP motor with electronic speed control maintains constant speed under load. Long 1 1/4in. stroke is ideal for faster cutting. Unique clutch assembly helps protect the gears should the blade bind. Anti Vibration Technology provides 2X less vibration. Cordless: No, Amps: 15, Variable Speed: Yes, Stroke Length (in.): 1 1/2, Strokes Per Minute (SPM): 0 - 2,800, Tool Length (in.): 19 1/8, Case Included: Yes