Specifications: Model: 150BT Power Source: Gas Product Weight (lb.): 22.5 Manufacturer Warranty: 2-Year Limited Warranty Usage: Residential Engine Displacement (cc): 50.2 Horsepower (HP): 2.15 Maximum air speed (MPH): 251 Maximum Air Volume (CFM): 434 Info & Guides: http://images.salsify.com/image/upload/s--wy-5eH2s--/knrgfentketobsq9zj6a.pdf Info & Guides: http://images.salsify.com/image/upload/s--j7zvrk54--/xj1m3nj3zrwutmxpqa2g.pdf