Smart Air AssistElevate your laser engraving experience with the improved Air Assist from xTool, made for your S1. With a steady output power of 30L/min, the air assist effectively removes smoke and ensures laser energy stability.Steady Output of 30L/min AirflowWith a steady output power of 30L/min, the air assist effectively removes smokeand ensures laser energy stability.Auto Control or Precise AdjustmentWhen switched to Auto Mode, the airflow output can be adjusted automatically according to thecurrent working condition.Why Choose xTool Smart Air Assist Guaranteed Clean Surface: The powerful airflow quickly reduces the temperature of the material surface, preventing discolouration caused by high temperatures, and ensuring clean material surfaces. Enhanced Cutting Capacity: The strong pressure helps blow more air downwards, resulting in better burning results and greater laser penetration. Protect Laser Lens: The powerful airflow blows away impurities generated by the operation of the laser head and protects the lens of the laser head from contamination.Longer Service LifeThe filter cotton filters out impurities in the air pump, preventing theair pump from being blocked and thus extending its service life.