Wisepick A/C AC Oil and Dye Injector with R-134a Snap Quick Coupler 1/4" SAE Hand Turn

Key features

• 100% Brand New and High Quality!
• Hose pressure: 600-3000PSI
• Cylinder Capacity Scale: 1/4 oz--2oz / 7.5ml-60ml
• Oil cylinder can filled with 0-2 ounces of refrigeration oil, check valve screwed onto cartridge and tightened. The inner and outer cylinders are tightened clockwise, and then a little 1/4 SAE threaded inner core is used to discharge a little air inside the blue tube. Connect the low-pressure port of the refrigeration system that needs to be refueled, and add the required amount of cooling oil to the inner and outer cylinders.
• Package Includes: 1X oil injector, 1X low side quick coupler, 1X o ring, 1X instruction