Technique: It adopts infrared technique to detect instead of high/temperature relationship.
Identification of refrigerant: It could identify whether the refrigerant is R12 or R134A while the purity reaches 98%.
Application: R12 or R134A.
Alarm：It has Hydrocarbon content exceeding warning function. It would alarm when it detects the Hydrocarbon content exceeding in
refrigerant.
Identification air content: It also has the identification function of air content.
Power Supply:12V DC.