36 Volt AK battery system includes: AK20 Battery and AL 101 Charger 
25 Minute run time with AK20 battery 
Sound pressure rating59 db(A) Ideal for noise-sensitive areas. 
Air Volume At Nozzle: 365 cfm
Max Air Velocity: 123 mph
Blowing Force: 9 Newtons
7.8 lbs. with AK20 Battery
STIHL Battery powered products feature a retaining latch that prevents the unit from unintentional starts when the battery is inserted.
100% torque instantly with the squeeze of a trigger