• Pressure regulates shop air to test any cooling system or radiator cap for leaks
• Quick connector works on nearly all brands of cooling system testing caps and adapters
• Fills even large cooling system almost instantly, and provides constant pressure on leaks to trace their source
• Gauge displays the common pressures levels for different cooling systems and regulator will max at 30Psi to prevent damage

WARNING: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.