The Milwaukee M18 FUEL 16 in. Chainsaw delivers the power to cut hardwoods, cuts faster than gas, and delivers up to 150 cuts per charge. The unit is designed to meet the performance, durability and ergonomic needs of professional landscape maintenance, power utility, and the installed M18 user. The POWERSTATE brushless motor maintains speed under heavy loads without bogging down to outperform small gas engines and higher voltage systems. REDLINK Plus intelligence ensures maximum performance and protection from overload, overheating and over discharge. When paired with the M18 REDLITHIUM HIGH OUTPUT HD12.0 battery (sold separately), the unit delivers unmatched run-time in all applications. M18 FUEL technology allows the unit to reach full throttle in under 1 second providing ultimate control and productivity.