Tricolor LED bar indicator with high and low sensitivity functions. REED C-380 Offers This refrigerant leak detector is capable of pinpointing small leaks quickly and accurately with audible and visual indicators. The C-380 requires no field calibration, measures CFC, HCFC and HFC refrigerants and has a battery life of approximately 40 hours (alkaline battery). Features Detects all CFCs, HFCs, and HCFCs Quick response and high accuracy detects small leaks 15" (390mm) gooseneck for hard to reach areas Designed for one-handed operation User adjustable sensitivity (High/Low) Tricolor visual indicator Audible (buzzer) and visual (LED) alarm indicators Low battery indicator and auto shut off User replaceable sensor Included Refrigerant Leak Detector Reference Leak Source Batteries Hard Carrying Case