The STIHL AR 900 is a high capacity lithium-ion backpack battery runs up to 10 times longer than the AP 80. The comfortable shoulder straps, hip belt and chest strap help distribute the weight evenly and offer up to 11 hours of run time. Lithium-ion batteries are designed to deliver consistently long run times with no gradual drops in power.
STIHL AR900 Lithium-Ion 36V Backpack includes the following features:
Specifications: