Husqvarna 125B 28CC 170 Mph Gas Leaf/Grass Handheld Blower 2 Cycle w/Toy Replica Inline design The fan housing is engineered so that the air stream is in line with the handle. This reduces stress on the wrist and arm. Auto return stop switch Stop switch automatically resets to the ON position for easier starting. Cruise control Fan speed can be set for easier handling. Adjustable tube length The blowing tube length is adjustable for best performance. Air Purge Removes air from carburetor and fuel system for easy starting.