Vevor Air Assist Pump Kit 10-30 L/min Adjustable Airflow for Laser Cutter and Engraver NewThe Vevor air assist pump kit provides adjustable airflow from 10 to 30 L min to help improve laser cutting and engraving results. It clears away smoke and debris, reduces surface temperature, and helps keep the laser module cleaner for more consistent performance. Its low noise design with rubber shock pads supports steady operation during use. The pump is compatible with Vevor and other laser engravers for flexible workshop integration.