Feature:1. Quick response, 60 seconds warm-up, 3 seconds response, 6-level adjustable sensitivity, the maximum sensitivity is 0.11oz or yr.2. High efficiency, builtin air pump, which makes the reaction and recovery faster, and ensure the detection efficiency.3. High-accuracy heating diode sensor, triggered in R11 or R22 or R404a or R410a or R600a or R1234yf and all halogenated refrigerants (including CFC, HFC, HCFC, HC, HFO and mixtures).4. High-brightness digital tube display, display the degree of leakage in a wide range with progressive lighting.5. Made of high qualiy material of metal and ABS, which makes it durable and have high reliability.Specification:Item Type: Refrigerant Leak DetectorMaterial: MetalandABSOperation Mode: Insert 3 x 1.5V AA batteries (not included), then you can useMinimum Detectable Leak Rate: 3g or yrMaximum Sensitivity: 0.11oz or yrPower Supply (LD-100): 3 x 1.5V AA batteries (not included)Response Time: andlt 3sWarm-up Time: 60sDisplay Interface: Highlight digital tubeWorking Temperature: 0-50Sensitivity: 6 levelsWorking Humidity: andlt 80 percent RH, no condensationOperation Button: ON or OFF- -Power ON or OFFReset- -Reset ButtonSENS- -Sensitivity ButtonMUTE- -Mute ButtonMain Features: 1. Sensor Type: Heated diode sensor2. Minimum Sensitivity: 3g or yr3. Response Time: andlt 3s4. Warm Up Time: andlt 60s5. Ambient Environment: Temperature: 0 C-50 C Humidity: andlt 80 percent RH(non condensing)6. Application Of Refrigerant: It Will Respond To All Halogenated(including Chlorine Of Fluorine) Refrigerants. This includes, but is not limited to: CFCs e.g.R12,R11,R500,R503 etc...HCFCs e.g.R22,R123,R124,R502 etc...HFCs e.g.R134a,R404a,R410A,R407C etc...CH R600a.Package List:1 x Host1 x ManualNote:Due to manual measurement, please allow errors.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.