The PB-261 Backpack Blower features a light weight, quiet design that's a must for commercial landscapers and homeowners. ECHO's powerful 25.4 cc dual-ring piston engine provides outstanding performance while being low-noise certified at 65 dB(A). Convenient adjustable left hip-mounted throttle with cruise control is easy to use. Padded backrest and easy-to-adjust shoulder straps are comfortable and designed to distribute weight equally. The PB-261 is backed by a full two year consumer warranty and includes operator's manual, engine oil and blower tubes. All ECHO engines are certified with the longest engine durability rating. California Certified