Get great value with the STIHL FSA 57 lithium-ion trimmer, a lightweight battery-powered trimmer ideal for maintaining suburban yards. It cuts an 11 inch swath at a continuous high speed, saving time and doing more with a STIHL AK System battery - with an AK 10 battery, the trimmer weighs less than eight pounds and offers up to 25 minutes of run time on a single charge. Features include an adjustable shaft to customize height, an easy-to-use AutoCut head that feeds noise-reducing line, and a bump guard to help trim carefully around obstacles like trees and shrubs. Sold as a value-priced set with the AK 10 battery and AL 101 charger included.