Gas Detector Freon Gas Analyzer CFC HFC Halogen Gas Refrigerant Leak Detector Air Packaging R22a R134a Features: Detect all refrigerants HFC (134a) CFC sensitivity can be adjusted at any time and can be automatically adjusted to achieve the best detection state without alarming when gas leakage is detected And flashing indicator light Precision internal IC adopts ultra-low power consumption circuit design, more stable, longer battery life Two-color intuitive display of battery voltage Detect SF-6 in high-voltage circuit breakers Detect most gases containing chlorine, fluorine and bromine (halogen gases) Detect cleaning agents used in dry cleaning, such as perchloroethyl Detect halogens in fire extinguishing systemsSpecifications: Sensor Temperature: 0C to 52C (30F t 125F) Maximum Sensitivity: 6 g/year for all halogen refrigerants Battery Life: Approximately 50 hours of normal use Response Time: Immediate Working Mode: Continuous - Unlimited Fixed Probe Length: Dimensions in Unit: 15 x3 x 3 cm Warm-up time: about 6 seconds Result time: 2 to 10 seconds Power supply: 10 seconds Power supply: 1 x 4 AAA 1.5V batteries (not included) Package contents: 1 x Halogen leak detector with probe 1 x Instruction sheet 1 x black carrying bag