Features: Perfect Air Pump: 10-30L/min air pump is very suitable for air-assisted laser engraving machine, perfectly suitable for Swiitol Laser Engravers C18 PRO\C24 PRO\E6 PRO\E18 PRO\E24 PRO 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: CompatibleMachines:Two Trees Totems/TTS/TS2,A5 pro,S9,S6 Pro,Master2 Pro S2-SF,Reizer 20W,LE40OPRO,L5,LE-1,Reizer 20W,LE40OPRO,L5,LE-1 Voltage (V)10%:AC110V/220V Plug: US, EU (Optional) Frequency (Hz):60 Current (m A) +15%:1067 Power(W) +15%:15 Maximum flow rate (L/min):≥28 Pressure (kPa):230 Noise (dB):≤55 Package Size:19.5x18.5x14.5cm/7.6x7.2x5.7in Package Weight: 1500g/3.3lb Packing List: 1 xAir Pump 4 xM3x8mm Screws 4 x M3x10mm Screws 4 xM3*3 Screws 1 x8 Air Tube L70mm 1 x6 Air Tube L2500mm 1 xPG 10-8 Connect Tube 1 x40*40mm Blow Head 1 xSL8-M5 Air Flow Control 1 xLaser Shield 1 xSpanner 2.5mm 1 xSpanner 2.0mm 1 xSpanner 1.5mm