The BLACK+DECKER LCS1240 12″ 40V Cordless Chainsaw features a 40V MAX Lithium Ion Battery for longer runtime and overall life – it stays charged up to 5x longer. It has a 12″ Oregon low-kickback bar and chain which provides smooth and fast cuts. The tool-free chain tensioning allows for quick and easy chain adjustments, and it also features a lightweight design for ease of use and maneuverability. The automatic oiling system ensures constant bar and chain lubrication, and the wrap around bale handle provides increased control and comfort. 40V MAX* Lithium Ion battery is always ready and holds a charge up to 18 months 12″ Bar and chain designed for smooth and fast cuts 40V MAX* 2.0Ah Battery provides over 60 4×4 pine lumber cuts on average per single charge Automatic oiling system for constant lubrication of bar and chain Tool-less chain tensioning for fast and easy adjustments Full wrap around handle for comfortable cutting in different orientations Battery state of charge indicator Part of the 40V MAX* outdoor system