Refrigerant Leak Detector, Advanced Ionization Detector, Adjustable Sensitivity Level, 6 g/yr (H), 30 g/yr (L) R22, 134A, 8 g/yr (H), 40 g/yr (L) R404A, 407C, 410A, For Use With CFC, HCFC, and HFC Refrigerants, Includes Batteries, Hard Carrying Case,...