• One-Touch Adjustment Blower Tube - The one-touch-adjustment blower tube makes it easy for users to change blower length to suit their height and access hard-to-reach areas.
• Semi-Automatic Choke Lever - The semi-automatic choke lever enables the simplified three-step start procedure, saving users time and allowing them to start jobs faster.
• Adjustable Support Harness - STIHL backpack blowers and sprayers are equipped with an adjustable support harness that distributes weight evenly across the shoulders and back, reducing user fatigue.
• Soft grip handle - The soft grip handle provides added comfort.
• Powerful Low Exhaust Emission Engine - A powerful low exhaust emission engine saves users fuel and operating costs without losing the power they count on to get the job done.
• Throttle Trigger Lock with Built-In Momentary Stop Switch - The built-in stop switch allows the user to turn off the engine with a simple press of the button or lever. When the engine is off, the throttle lock automatically returns to the “start” setting. Your power tool will be ready to be started when you’re ready to get back to work.
• Multi-Function Control Handle - Having easy access to all of the controls on one comfortable handle makes it easy to complete tasks so the operator’s hand never has to leave the handle.
• Anti-Vibration System - The STIHL anti-vibration system helps reduce operator fatigue and provides a more comfortable working experience.
• Purge Pump Primer - The purge pump primer feature enables the user to prime the carburetor with fuel, enabling easier starting. The purge pump primer is designed in a way that the operator cannot flood the machine by priming the carburetor too many times. Flooding the engine is still possible if the choke is not removed after the engine fires.
• High-Tech Polymer Housings - Housings are lightweight, withstand greater impact, and are corrosion-resistant.
• 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.
• Made in America - A majority of STIHL products sold in America are made in America of U.S. and global materials.

Note: Newton is the force needed to accelerate 1 kg of mass at the rate of 1 m/sec². Tested in accordance with ANSI B175.2 standard.