The BLACK+DECKER LCS1020B 10-inch 20v MAX Lithium Chainsaw is a bare tool item that operates with a 20v max lithium battery - (bare tool items do not include a battery). This saw offers a 10-inch premium Oregon low kickback bar & chain that provides smooth and fast cuts. The tool-free blade tension system allows for improved ease of use and quick adjustments and it has a lightweight design for ease of maneuverability and reduced fatigue at only 7.2 Pounds. The wrap around bale handle provides increased control and comfort. And, as an added features, this unit has an improved oiling system with a clear window to gauge oil level. Battery sold separately.