The oil-fired hot air blower is a new product that uses diesel or kerosene as fuel to generate hot air for heating. It features lightweight, flexibility, small size, powerful hot air power, simple operation, separate smoke device, oil break detection, safety, reliability, low electricity consumption, and fuel saving. This machine has multiple safety devices: vibration sensing automatic stop device, flame monitoring device, overload protection device, overheating protection device, and power failure safety device. It is suitable for livestock breeding, greenhouse sheds, factory workshops, and all other places that require heating. Currently, there are many choices for heating energy in the market, including coal burning, gas burning, electric heating, and oil heating. Among various heating methods, air heating is more comfortable, and oil-fired hot air blowers, as an emerging industrial air heating method, have been widely accepted.