Snap-on Refrigerant Leak Detector

Heated sensor technology.
Long life, stable sensor.
Detects all HFC, HCFC, HFO and HC refrigerants.
Automatic and manual calibration, plus reset to ambient levels.
Three adjustable sensitivity levels.
True mechanical pump.
Low battery indicator.
SAE J2791 (R134a) and SAE J2913 (HFO-1234yf) Certified.
Garage tough.