40V lithium battery for extended 10 to 30 minute run time. Use PowerCommand dial to choose between maximum power to tackle thick weeds and maximum run time to increase battery life. Delivers more power from the motor to the cutting string. Automatic feed spool ensures continuous work without bumping and having to stop to adjust the spool. Easily converts from trimmer to edger. Features tool-free handle and height adjustment. Includes 40V high-performance lithium ion battery, 40V fast charger, spool, guard, and auxiliary handle. 13 In. cutting swath. Unit weight: 7.8 Lb.