Troy-Bilt TB4HB EC 25cc 4-Cycle Leaf Blower with JumpStart Technology Clean up fall leaves quickly and easily, or use this blower in the spring and summer for all-purpose clean-up of yard debris, dust and dirt on decks, or sidewalks Up to 150 mph air speed and 450 cfm air volume for quick and efficient blowing Houses SpringAssist starting technology with JumpStart capability for an easy start Offers variable speed settings allowing you to adjust to your clean-up Extended output nozzle reduces bending and strain by moving the air closer to the ground