Greenworks 20292 g-max 12″ cordless chainsaw greenworks 20292az g-max 40v 12-inch cordless chainsaw, tool only model. this 40v lithium-ion chainsaw features a 12 in. Bar and chain chain brake, and tool-less chain tensioning. No gasoline, no pull cord, no spark plug, no maintenance!! this chainsaw will serve your needs whether it is yard clean up, or storm clean up. battery and charger sold separately. 12 in. Bar and chain, perfect for cutting branches and limbs with ease tool-less chain tensioning for quick adjustments so you can get back to the task at hand automatic oiler applies oil to the bar and chain to ensure durability and extend the life of the chain translucent oil tank for clear view of oil level compatible with greenworks g-max 40v li-ion system for higher efficiency and longer run time with an assortment of tools to complete your yard work battery and charger sold separately