Features: Large Airflow: The air assist kit increases the speed of your CNC cutter & laser engraver by providing a constant and powerful airflow of up to 30 L/min, ensuring that smoke and dust are effectively removed. Low Noise Operation: Enjoy a low noise operation with the air assist pump in less than 60dB, which generates a large and consistent airflow that enables you to work without any distractions or unpleasant noise. Clean Surface & Smooth Edge: The air assist quickly reduces heat around the laser head and removes debris around the contact point, and will get better results with smooth lines, complete patterns, and clean material surfaces. Protect Laser Module: With the air assist pump kit, you can protect your laser module from overheating and damage, ensuring that it lasts longer and works at its optimal performance level. Widely Compatible: The max power of air assist kit is 16W, AC 110V (US Plug)/220V(EU Plug) 50Hz, easy to install and can be used with a variety of laser machines. Specification: Rated voltage: AC 110V / AC 220V(EU Plug) 50Hz Max power: 16W Max pressure: 0.03 MPa Max air flow: 30 L/min Air outlet diameter: 1/8 inch Air pump noise test data: