HELP MINIMIZE DELAYS - Complete big jobs with up to 105 cuts per charge**. POWERFUL MOTOR - Get pro performance with a brushless motor that delivers up to 80% more peak horsepower than CMCCS610D1. COMPACT DESIGN - Trim limbs and branches with the 12 in. bar and chain that offers maneuverability in difficult areas. 40% LIGHTER – Help avoid arm strain and maintain control with this cordless chainsaw that is 40% lighter than 42cc Gas Saw (with 5Ah battery). CONSISTENT PERFORMANCE - Limit maintenance with the auto-oiling and bolt lock chain tensioning features that delivers continuous lubrication and ease-of-use.