Gas Leak Detector, Aprvtio WJL-6000PRO Combustible Natural Gas Leak Detector with Audible & Visual Alarm, 1800mAh Rechargeable Battery, PPM LEL% Diaplay for Natural Gas Propane Methane Warehouse:CN Warehouse 6' Large Screen with the

6' Large Screen with the unique bar graph mode to show the amount of gas detected and changes colors as it gets closer to the leak

10 seconds to 2 hours

chemical pollutants (TVOC & HCHO)

Aprvtio DC Dual Stage 6CFM Vacuum Pump

Gas Leak Detector, Aprvtio WJL-6000PRO Combustible Natural Gas Leak Detector with Audible & Visual Alarm, 1800mAh Rechargeable Battery, PPM LEL% Diaplay for Natural Gas Propane Methane Warehouse:CN Warehouse 6' Large Screen with theDual Leak Detection ModesThe r134a leak detector measures gas leaks in both *PPM * for ultra sensitive detection and *LEL% * for combustible gas safety. Audible & Visual Alarm with Mute FunctionWhen a leak is detected, a result will appear in digital display and audible tone will change to a siren sound. Press the MUTE button to turn on off the buzzer Upgraded ProbeAll metal design, dirt proof & wear resistant of the natural gas leak detector probe