DeWalt 20V MAX 8 in Brushless Cordless Pruning Chainsaw (Tool Only) Lightweight and designed for reduced fatigue Up to 70 cuts per charge on a 4" x 4" pressure treated pine using DCB230 battery (sold separately) Compact design for easy access to tight spaces High-efficiency brushless motor designed to maximize run time and motor life Auto-Oiling for continuous lubrication.