Tester Monintor contenuto concentrazione ossigeno O2 rilevatore ossigeno misuratore analizzatore

Alarm value:Low concentration 19.5%VOL High concentration 23.5%VOL. 1 O2 Detector. Alarm mode: sound/light/vibration alarm. Test Gas:Oxygen. Sound, light and alarm. Appearance of light and novel, easy to carry, easy to operate.

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