The MSA 300 C-O sets the benchmark in performance as the most powerful battery chainsaw in the STIHL lineup. Certified by the American Green Zone Alliance (AGZA), this battery saw offers a host of features to maximize performance and deliver optimal user comfort. Its lightweight design rubberized soft-touch handle, and anti-vibration technology minimize fatigue. A truly professional-grade battery chainsaw, the MSA 300 C-O also features a lightweight magnesium motor housing that provides added durability to this powerful chainsaw. The electronic operating system, captive bar nut and side-access chain tensioner simplify maintenance. And the fleece air filter, mechanical and electronic chain brake, and oil sensor round out the features of this power-packed saw.