Specification Brand : Walfront BulletPoint1 : [Environment Ignore] : Features a boot reset and automatic follow function to ignore environmental halogen gases concentration levels. BulletPoint2 : [Automatic Adjustment] : Automatically adjust to the detecting state for stable performance. BulletPoint3 : [High Sensitivity] : Test all contain halogen's refrigerants with high sensitivity and accuracy. BulletPoint4 : [Sensors] : Utilizes sensors for long life expectancy and high sensitivity. BulletPoint5 : [Versatile Use] : Suitable for use in automobile air-conditioning systems for comprehensive leak detection. ItemName : Halogen Gas Leakage Tester Halogen Gas CFC HFC Refrigerant Leak Detector Automotive Gas Finder R134a R410a R22a HVAC Checke ItemPackageDimensions_Height : 5 centimeters ItemPackageDimensions_Length : 23 centimeters ItemPackageDimensions_Width : 8 centimeters ItemTypeKeyword : leak-detection-tools Manufacturer : WALFRONT ModelName : WALFRONTsek2xtwy97 ModelNumber : WALFRONTsek2xtwy97 PartNumber : WALFRONTsek2xtwy97 ProductDescription : Features: Test all contain halogen's refrigerants This Detector is a boot reset and automatic follow function, can ignore the environment halogen gases concentration level USES the sensors, the work high sensitivity, long life expectancy. This product has the function of the sensitivity stepless speed regulation, can adjust in testing