The ATV-towable 3-Inch 57.6V Battery Powered Disk Chipper Shredder is powered by a 57.6V MAX, 1,024Wh, 20Ah, LiFePO4 lithium-ion battery, offering superior performance with less environmental impact from manufacturing to utilization (compared to standard lithium or lead acid batteries). This machine is driven by a 3,500RPM cordless brushless electric EV motor with IP67 rated waterproofing and provides reliability, consistency, and stability all while reducing your carbon footprint. This unit is equipped with double edge cutting blades made with high-strength steel so they stay sharp longer and deteriorates trees, branches, leaves and garden composting with ease.