STEPLESS SPEED CONTROL UP TO 50L/MIN 50L Large and stable airflow, effectively removes smoke and ensures laser energy stability.Adjust the airflow according to the needs of the laser engraver and cutter machine, 50L/Min Output Airflow Large and stable airflow with a steady output power of 50L/min. Better cutting and engraving effect. Laser Module Protection Ortur air assist pump protect the laser module lens from contamination and extending the life of the laser module. Low Noise & Vibration Upgraded silent design on the botton, greatly reduce noise and vibration, providing a quiet working environment. WHY AIR ASSIST PUMP IS A MUST-HAVE AND GOOD PARTNER FOR YOUR LASER ENGRAVER AND CUTTER Ortur air assist is equipped with adjustable airflow, helping the engraver to cut faster and deeper. It improves laser eficiency and the laser head's longevity to save your time. Ensuring smooth lines,complete patterns, and clean materal surfaces. You wll have a beter artwork result with this air assist pump, which makes it much more perfect than those do not come with an air assist. WHAT ARE THE ADVANTAGES OF ORTUR AIR ASSIST Easy lnstallation: Easy to install and use, you can simply plug and use this air pump, no need to buy additional laser engraver accessories. Also, it won't take a big space to place. If you don't know how to install it, you can watch the video on the product page.Protect Your Laer Head: This air assist can protect your laser lens while working to improve the service live of the laser modulePackage List: Air pump*1,Air pipe clip*1.power adopter*1,pipe connector*1, Air pipe*1.Cable ties*6