1,DUAL HEAD: The vortex cold air gun comes with dual head universal tube, can be used for 2 equipments at the same time, more efficient. 2,RAPID COOL DOWN: The cold air cooling gun could generate cold air rapidly, with high efficiency, the temperature can be quickly adjusted through valve. 3,ALUMINUM ALLOY BODY: Cold air gun is made of aluminum alloy, which is corrosion, oxidation and high temperature resistant, light and sturdy. 4,SAFETY USE: The flexible air cooler has no moving parts, no electricity, no chemicals and no electric sparks, can be used safely. 5,HIGH STABILITY: The air cooling gun can provide cooling continuously and stably in harsh industrial environments, stable and reliable. Item Type: Cold Air Cooling Gun Material: Aluminum Alloy Air Pressure: 7 bar Flow: 8cfm, 220L/min Refrigeration Capacity: 520BTU/h, 131Kcal/H Vortex Tube Diameter: Approx. 28mm/1.1in Vortex Tube Length: Approx. 120mm/4.7in Inlet Hole: Female Thread G1/8 Cold Air End: Female Thread G1/4 Outline: 08 Miniature 1 x Vortex Tube 1 x Connector 1 x Dual Head Universal Tube Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.