The TIF TIFXL-1A Refrigerant Leak Detector is the new "Generation X" line of TIF refrigerant leak detectors brings you tomorrow's technology today. They have changed the way the leak detectors look, and also the way to look at leak detectors. With the innovative MPC circuitry and Advanced Digital Signal Processing monitor the sensing tip up to 2000 times per second. It has a completely re-designed sensing tip to increases sensitivity, improves reliability, and lasts twice as long as its predecessor. It features a Microprocessor controlled circuit with Advanced Digital Signal Processing, detects ALL halogenated refrigerants, variable frequency audible alarm, constant power indication, cordless and portable operation on two C-cell batteries, 14 inch flexible stainless steel probe with liner and carrying case. It is certified to SAE J1627, CE approval and UL classified.