Lightweight design (only 32 lbs) to easily clear sidewalks, driveways and decks.40 V 4.0 Ah EcoSharprechargeable lithium-ion battery provides up to 50 minutes of whisper-quiet run time.No pull cords, gas, oil, tune-ups, carbon emissions or tangled extension cords.Steel auger with 2 rubber blades moves up to 495 lbs of snow per minute; cuts a path 18 in. wide by 8 in. deep without damaging surface.180° auto-rotate directional chute throws snow up to 20 ft.