This air-warmed heater is the second generation of upgraded products, which is an electrical control - a fan and pump-driven heating device. It uses diesel as fuel and air as a medium to operate.The use of fans to drive the rotation of the impeller to achieve diesel- combustion in the combustion chamber. The heat is then released through the metal shell and the metal shell exchanges heat with the flowing air without interruption due to the action of the external impeller. Finally achieve the heating of the entire space. It can be used as a window glass defrost, but also for the cab, studio, cabin thermal insulation services.