1.The air gun features manual/automatic work mode conversion Manual mode: air gun back into the handle frame, air gun to maintain the current state of the work, the manual mode is suitable for frequent use of air guns, eliminating the need for back and forth to cool the warming process, convenient.Automatic mode: air gun back into the handle frame, air gun automatic cooling to standby, automatic mode for infrequently used air gun to save energy and reduce wear and tear on the machine, to extend the life of the machine

2.The machine has °C°F temperature conversion function ,meet different market need to design the temperature display mode,according to the custom to choose.