The Greenworks 48SN20 20 Cordless Snow Thrower – Powerful, Quiet, and Easy Snow Clearing. The Greenworks 48SN20 20′ Snow Thrower, powered by a 4.0Ah lithium-ion battery and a high-torque brushless motor, throws snow for up to 20 feet. The snow thrower tackles walkways and driveways with a clearing width of 20 inches and a depth of 8 inches, featuring a 180° rotating chute to control the snow on the go. Includes 4.0Ah Lithium-Ion Battery & Charger.