●Detects all CFCs, HFCs, and HCFCs. ●Quick response and high accuracy detects small leaks. ●400mm 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.