No : MJNO2 Specifications: Details: Testing nitrogen dioxide gas concentrations in the environment. The proliferation of measurement methods Application places: industrial environmental practices at the scene measurement; Chemical manufacturing, mining, tunnel construction, air pollution and other environmentally harmful gas measurement Features:▲ Mini, small size▲ Applicable to all industrial establishments or civilian Detection▲ Apply to mining, metallurgy the ring, chemical Services, and other occasions▲ Large-screen digital LCD, real-time measurement▲ High-intensity sound and light alarm; alarm point can adjust General technical specificationsTest gas: NO 2 Test accuracy: ±10% Alarm and display: sound and light alarm big-screen digital LCD display Survey: the proliferation of measurement methods Set of alarm points: the scope of the whole range adjustable Size / weight: 28×56×128mm/200g Power: 9 V battery Battery: 600 hours of continuous work time Ambient temperature: -5℃~40℃ Environmental humidity: 5% - 95% RH (non-condensing) Explosion type: ExibI(150℃) Standard equipment: equipment host, checking enclosures, I. trachea, leather, Gaizhui, brochures Optional accessories MJ-X gas detector calibration device (optional configuration)