The MSA 300 C-O battery powered chainsaw 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 battery chainsaw 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.This tool is IPX4-rated for weather-resistant construction and has been designed and tested for splash-water protection. Specifications POWER SOURCE Battery POWERHEAD WEIGHT 9.9 lbs. MECHANICAL POWER OUTPUT 2.5 kW ELECTRICAL POWER INPUT 3 kW WEIGHT (w/ AP 500 S) 14.1 lbs. GUIDE BAR LENGTH (Recommended) 16 in. OILOMATIC® CHAIN .325 RS3 CHAIN OIL CAPACITY 10.5 oz. BATTERY SYSTEM AP System RUN TIME (w/ AP 500 S) UP TO 44 min. VOLTAGE 36 volt INTENDED USE Professional Note: STIHL recommends #3694 (23 RS3 67) OILOMATIC® saw chain and 16” 3003 000 3313 STIHL LIGHT 04 guide bar combination. Chainsaw weights include recommended bar and chain combination. Compatible guide bar ranges: 16" to 20". The battery working time specifications for each battery charge are estimates and may vary depending on how the tool is used and what is being cut.