The 16" 40V Brushless Chainsaw includes features to make your cutting experiences just as efficient as a gas unit, with the convenience of battery-powered operation. With a 4Ah, high-capacity 40V lithium battery, and a brushless motor, this saw delivers the fast cutting speed and higher torque you would expect from a gas model. With features like side access chain tensioning, an automatic oiler, mechanical chain brake and on-board tool storage, you'll experience easy, comfortable operation for any clearing jobs. The tool is backed by a 5-year limited warranty. The battery is backed by a 3-year warranty.