Get great value with the STIHL FSA 57 Lithium-Ion trimmer. A lightweight, battery-powered trimmer, is an ideal choice for maintaining suburban yards. This trimmer cuts an 11" swath at a continuous high speed, saving time and doing more with a STIHL AK Series battery. With an AK 10 battery, the trimmer weighs just 7.5 pounds and has a run time of up to 20 minutes on a single charge. For comfort and convenience, this unit features an adjustable shaft to customize height to the user, an easy-to-use AutoCut head which feeds noise-reducing line, and a bump guard to help the user trim carefully around obstacles like trees and shrubs. Run time may vary based on battery type, charge level and capacity, model, operating style and conditions. | STIHL FSA 57 Trimmer