A/C PRO (ACP-100CA) A/C Pro Professional Formula All-in-One Solution Refrigerant - 20 oz. Cools interior faster with colder, drier air; Replaces lost refrigerant and oil in AC system Special anti-wear additives extend system life and improve performance; System safe stop leak sealer stops most common AC leaks in hoses, gaskets and O-Rings Contains moisture and acid eliminator; Reusable Trigger dispenser with built in low-pressure gauge and temperature dial indicator Extra long 24 inch hose for accessing hard to reach service ports; New easy coupler attaches simply by pushing on the port 100 percent Satisfaction Guarantee, CARB Approved