Up to 60 minutes of runtime with the fully charged 2.5 AH battery. High efficiency brushless motor provides more power, torque, quiet operation and longer motor life with 30cc gas equivalent power. Attachment capable design accepts attachments from multiple brands including Greenworks, Trimmer Plus and Kobalt. 16-in cutting path and Load N' Go™ trimmer head to effortlessly wind the spool in seconds. Ideal for yards up to 1 acre. Dual feed 0.095-in spiral twist line tackles even the toughest and thickest weeds. Variable speed trigger for more control over your power. All Greenworks 80V batteries are interchangeable and can be used with any of the 75+ Greenworks 80V tools. 4-year limited tool and battery warranty.