Weight of the knee joint only:about 2.8 lbs / 1,235 g. Height of the knee joint with adapter: between 11.2 inches / 28 cm and 21 inches / 53 cm (with torsion adapter) Adjustable activity modes: 2. Operating time with fully charged battery: 40 to 45 hours.
Andreas Stihl AG & Company is a German manufacturer of chainsaws and other handheld power equipment including trimmers and blowers. Their headquarters are in Waiblingen, Baden-WÃ¼rttemberg near Stuttgart, Germany. Stihl was founded in 1926 by Andreas Stihl, an important innovator in early chain saw production. Stihl claims to be the world's best-selling brand of chain saws, and the only chain saw manufacturer to make its own saw chains and guide bars. Andreas Stihl AG is a privately held company owned by the descendants of Andreas Stihl.
STIHL recommends a mix of 50:1 high-quality 89 octane or higher unleaded gasoline to STIHL engine oil. This same mix ratio should be used during break-in. Bar and Chain Oil