※ High quality gas sensor, stable performance, high sensitivity; Good anti-toxicity, strong anti-interference ability. ※ High protection level structure design, dustproof, waterproof, smoke proof, higher adaptability to the environment.

※ Remote alarm; ※ Stable performance, high sensitivity; Good anti-toxicity, strong anti-interference ability; ※ With black box function; ※ Concentration, failure, alarm indication using different colors of high-light concentrating LED indication;

※ Stable performance, high sensitivity; Good anti-toxicity, strong anti-interference ability; ※ With black box function; ※ Three-color optical coil design, can intuitively convey equipment status information;