Refrigerant Leak Detector with LED Light, Halogen Leak Detector Freon Gas Leakage Tester HVAC Air Condition R22 R410A R134A R1234YF Cfcs Hcfcs Hfcs Indicator WJL-6000PRO Freon Sniffer. UV lamp is used with fluorescent agent, white light is suitable for illuminating dark and small places.
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