CUT DOWN TO SIZE. Lightweight and powerful, the iON 10" Cordless Chain Saw with battery plus charger features a durable, self-lubricating Oregon cutting bar and chain to cut branches, limbs and logs up to 9.5 inches thick. At the heart of iON is the long-life, rechargeable EcoSharp lithium-ion battery system, for reliable performance, season after season - and no carbon emissions for cleaner air. iON starts instantly with a simple push of a button and its ultra-lightweight, ergonomic design maximizes maneuverability and user comfort during use. Safety features include: hand guard with kick-back brake function, built-in safety switch to prevent accidental starts, sturdy aluminum handle, and protective sheath for safe storage.