2X(-6000 Freon Leak Detector Gas Tester HVAC AC Sniffer R22 P7G4)
2X(Freon leak detector triggers on R22, R134A, R404a, R410A and all halogenated refrigerants including HFCs, CFCs,HCFCs and blends. 1 x Freon leak detector. Audible and visual gas leakage indicators and dual battery indicator. ).