Features:nExclusive air Pump: Air assist can quickly reduce the surface temperature of the object in the process of engraving and cutting, prevent high temperature deformation and discoloration, ensure smooth lines, complete patterns, and clean material surface.nAdjustable Speed: 0-30L/min adjustable air flow range, switch button control is convenient.nStrong Compatibility: ACMER-C1 air pump is compatible with most of the laser engravers in the market such as TEVOUP P1, TWOTREES TS2, Totem S/TTS-55, Atomstack A5 Pro, Sculpfun S9/S6 Pro, Ortur Laser Master 2 Pro/S2/SF, etc.nLow Noise: The operating noise is less than 45dB, the air auxiliary device has low noise and small vibration, giving you a quiet laser engraving and cutting environment.nEasy to Install and Use: No need to buy additional accessories, installation and use only two steps.nnSpecification:nModel: ACMER-C1nVoltage: 110V (US Plug); 220V (EU Plug, UK Plug)nPower: 12V 24WnAir Volume: 0-30L/minnAir Speed: 5.0~5.5m/snMaximum atmospheric pressure: 0.03MpanOuter diameter of air outlet: 4mm (can be connected to an air hose with an inner diameter of 4mm)nPackage Size: 25 x 19 x 17cm/9.8 x 7.4 x 6.6innPackage Weight: 2.4kg/5.2lbnnPacking List:n1 x Air Pumpn1 x PU Tuben1 x Control Valven1 x U platen1 x Gas Nozzle Stents