Portable Gas Leak Detector Propane Butane Methane Natural Gas Safe Alarm Sensor

1x Natural Gas Detector. Alarm LED: Three colors. Range of alarm: ~2% LEL (LED Yellow) ~10% LEL (LED Red). Alarm mode: LED. ● Visible LED three colors alarm and Range of detection:0 ~ 9999 ppm. We will do our best to help you to resolve your problems.

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