Feature●Quickly identify and pinpoint methane and propane gas leaks●Audible buzzer and a display panel with LEDs indicate presence and concentration of detected gas - frequency of the beep coincides with the concentration of the gas●5 level LED alarm: >40, >80, >160, >320, and >640 ppm●Built-in earphone jack with mute function (earphone not included)●Flexible probe to access difficult measurement areasDescription Amprobe products range from an extensive line of clamp meters and digital multimeters to industry-specific tools for residential/commercial electricians, HVAC/R technicians, utilities and industrial maintenance professionals. All Amprobe tools undergo rigorous testing to ensure full compliance with the latest IEC and CE safety regulations in Fluke Safety labs for quality and safety you can trust.