DEKOPRO 14Inch Cordless Snow Shovel Electric Snow Blower 40V 4.0Ah/B-gradeLong-Lasting Runtime? The electric snow shovel comes with a 40V 4.0 Ah lithium-ion battery that delivers 25-30 minutes of continuous run time, clearing up to 300 lb (? 136 kg) of fluffy snow per minute-enough to tackle eight average driveways on a single charge. High-Efficiency.