The A/C Pro Accu-Cool A/C System Recharging Kit improves the accuracy of the recharge process with its dual diagnostics. It has two ways to monitor the recharge process: a digital LED thermometer for the air temperature and a charging hose with gauge that shows the level of pressure in the system. Product Features:Replaces lost R-134a refrigerant and oil in automotive A/C system.Special anti-wear additives extend system life and improve performanceSystem safe leak sealer stops most common rubber leaks in hoses, gaskets and O-Rings.Contains moisture and acid eliminatorReusable Trigger dispenser with built in low-pressure gauge and temperature dial indicatorExtra-long 24 recharge hose for accessing hard to reach service ports.Quick-connect coupler attaches simply by pushing on the port and snapping into placeLED Vent Temperature Sensor to monitor the cooling process
