The RYOBI ONE+ Cordless Chain Saw is ideal for pruning and trimming trees and bushes around the home. Now with Lithium plus technology and an improved motor， this saw is capable of cutting 2x faster than its predecessor. And since it is part of the ONE+ family， all of your ONE+ batteries will work with this saw. Backed by a 3-year warranty， there’s never been a better time to upgrade or start your ONE+ tool collection. Also included in this kit， is a 10 in. replacement chain and a bottle of the 24 oz. Biodegradable Bar and Chain Oil. The RYOBI Biodegradable Bar and Chain Lubricant allows you to work clean and toxin free. This environmentally friendly lubricant is made from plant-based， biodegradable materials. It contains no petroleum for safe use in all environments. Easily wash away with water for no staining of your pavement and clothing. The lubricant provides ultimate protection for your bar and chain with high heat capacity and reduced wear. The high tack formula helps reduce sling and throw off. The RYOBI Biodegradable Bar and Chain Lubricant is compatible with all chainsaws.