With its integrated battery, these string trimmers are a great choice for occasional use on small properties. Part of the AI Series, they come standard with the STIHL PolyCut™ 2-2 mowing head, making them ideal to cut in hard-to-reach places and large areas of tall grass. This STIHL AI Series trimmer is lightweight at only 5.1 lbs. (including battery) and can trim the length of three football fields when the battery is fully charged – that’s up to 1,080 feet. It features an adjustable shaft length to fit different user heights and enhance comfort. Plus, its adjustable trimmer head can adapt to various trimming tasks.