RYOBI is raising the bar with the RYOBI 18V ONE+™ LITHIUM+™ 12" Brushless Chain Saw. This chain saw will make light work of thick and unsightly branches and limbs around your house with it's 12" bar and chain. Features like the tool-less chain tensioning and the automatic chain oilier make operation and maintenance easier then ever. The integrated brushless motor and included 4.0 Ah High Capacity Lithium+ battery deliver superior power, performance and run time. The RYOBI ONE+ 18V Lithium+ Brushless Chain Saw redefines the cordless chain saw category by delivering power an performance you'd expect from higher voltage cordless tools but with a compact and lightweight design. There has never been a better time to start or upgrade your RYOBI ONE+ collection!