Features: Great Air Pump: SCULPFUN 30L/min air pump is very suitable for air-assisted laser engraving machine, perfectly suitable for SCULPFUN S10 or other similar air-assisted laser engraving machines. High Durability: This air pump has been produced and sold in the market for more than 10 years. After long-term testing and verification, it has extremely reliable function and stability. Adjustable Speed: The air pump has a speed control design, you can adjust the flow rate from 0-30L/Min by rotating the regulator, and adjust the airflow speed according to the needs of the laser engraving machine. Low Noise and Low Vibration: Upgraded silent design, the internal structure of the machine and the external anti-vibration feet greatly reduce noise or vibration, providing a quiet working environment of less than 40dB. Stable Air Pressure Output: High stability design, it can maintain a stable air output even if it has been working for a long time. Specification: Model: SCULPFUN 30L/Min Air Pump Voltage: 110V Power: 16W Maximum air pressure: 0.03Mpa Freq.: 50Hz Outlet diameter: 8mm Packing Weight: 1.69kg/3.7lb Package Size: 19x25x13.5cm/7.4x9.8x5.3in Packing list: 1 x Air Pump 1 x Accessory Pack