Greenworks 48V (2x24V) battery-powered, 15", Cordless String Trimmer is a powerful and versatile tool designed to handle tough lawn maintenance tasks with ease. The trimmer is powered by two 2.0 Ah USB batteries, which can deliver up to 30minutes of runtime on a single charge, depending on the grass condition and operator technique. With a 15 In. cutting path and a dual-line, bump feed head, the trimmer allows for quick and easy line advancement, saving time and increasing efficiency. The Torqdrive system provides 30% more torque, allowing the trimmer to power through tough grass and weeds with ease. The trimmer's variable speed trigger allows you to control the cutting speed on the go, making it easy to maneuver around plants and shrubs. The ultra-lightweight design, along with superior ergonomics, reduces user fatigue, making it easy to use for extended periods.