<b>Specification:</b><br> Air inlet : 1/4" quick coupling<br> Air inlet type:Bottom or Top<br> Maximum air velocity:17.7CFM<br> Operating pressure : 80-110psi<br> Maximum Pressure:110PSI <br> Noise Level:71DB<br> All metal construction:<br> Copper alloy accessories(valve screw,air flow nozzle,quick coupling)<br> Silver chromed zinc alloy blowgun body<br> Steel&copper air flow extension<br><br> <b>Notes:</b><br> This pneumatic blow gun needs an air compressor with 1/4" female coupling as air source, suggested working pressure is 80-110PSI.<br> This Air Blow Gun with 2 way air inlet,please refer to the picture above.Exchange screw plug and quick Coupling to let air in from top or bottom.<br> Don't take the blow gun apart,or it will leads to air leakage and unfixed damage. Please read the user manual carefully before use this tool.<br> <b>What's in the box?<b> 1XJastind Premium Air blow gun 2XAir flow extension 1XUser Manual