Specifications
Power Source: Battery
Weight: 5.1 lbs.
Weight (w/ Ak 20): 7.8 lbs.
Blowing Force: 9 Newtons
Sound Pressure Rating: 59 db(A)
Max. Air Velocity: 123 mph
Air Volume At Nozzle: 365 cfm
Battery System: AK Series
Run Time (w/ Ak 20) Up To: 25 min.
STIHL BGA 57
Features
STIHL Electric Motor: Lightweight and compact, STIHL electric motors require minimal maintenance and feature low noise levels and reduced vibration.
Quiet Operation: Ideal for noise-sensitive areas.
Lightweight Portability: Great for maneuverability and extended use.
Reduced-Emission Engine Technology - Caring for Nature: The STIHL Inc. “Caring for Nature” seal identifies its powered products that are more environmentally conscious, producing zero or low exhaust emissions. STIHL Inc. defines “low exhaust emissions” as being cleaner than EPA and/or CARB exhaust emission standards.
Instant-On Performance: 100% torque instantly with the squeeze of a trigger
Multi-Function Handle: With the multi-function handle, all of the blower’s controls can be adjusted with one hand, allowing simple and reliable operation for both right and left-handed users.
Approved for Indoor Use: Low noise and clean operation make it ideal for use inside.
Retaining Latch: STIHL Battery powered products feature a retaining latch that prevents the unit from unintentional starts when the battery is inserted.
NOTES:
Newton is the force needed to accelerate 1 kg of mass at the rate of 1 m/sec². The battery working time specifications for each battery charge are estimates and may vary depending on how the tool is used and what is being cut. Warnings and Safety Note: STIHL engine products with the Caring for Nature logo are cleaner than EPA Standards for exhaust emissions. WARNING! Improper use of any power tool may cause serious or fatal injury. Read, understand and follow carefully the operating and safety instructions in your instruction manual before using such products. STIHL products sold through U.S. STIHL Dealers are for distribution in the United States only.

