Stihl’s newest model blower features an impressive combination of power and fuel efficiency. The blowers’ exceptional fuel efficiency reduces operating costs. And, its advanced ergonomic features, including an efficient starting procedure; high-quality dual adjust strap system; and noticeably low vibration level, are designed to reduce worker fatigue – even on the longest jobs. The patented Stihl 4-Mix® technology provides smooth, fast acceleration, more power and increased fuel efficiency. Other standard features include single-handed operation, translucent fuel tanks, easy-grip throttle controls with off switch and cruise control, sturdy lightweight polymer frames and built-in top carry handles. Tested per ANSI standards, the BR450 is one of the quietest and most powerful blowers in its class.