Robinair TIFZX Heated Pentode Halogen Leak Detector Heated pentode sensor technology detects all CFC's, HFC's, and HCFC's including R-12, R-22, R-123, R-134a, R-404a, R-407a, R-408a and R-410a Tri-color visual leak size indicator and tactile keypad controls with one-touch reset and adjustable sensitivity ensure easy of use Thoughtful design allows the TIFZX to eliminate false alarms from moisture, solvents, and cleaners True mechanical pump provides instant response and clearing Includes: TIFZX Detector, soft case, 1 rechargeable NiMH battery, wall charger/adapter, and owners manual