Leak Detector Freon CFC HFC Halogen Gas Refrigerant Air Monitor Conditioning R22a R134a Gas Meter Automatic Refrigeration

Battery Included：No High-concerned chemical：None Is Smart Device：No Model Number：air monitor With LCD Screen Or Not：No Gas Type：Halogen Gas DIY Supplies：Electrical Brand Name：HPff HomePuff Origin：Mainland China Certification：CE

Battery Included: No High-concerned chemical: None Is Smart Device: No Model Number: air monitor With LCD Screen Or Not: No Gas Type: Halogen Gas DIY Supplies: Electrical Brand Name: HPff HomePuff Origin: Mainland China Certification: CE