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Gas type: Oxygen/carbon monoxide/hydrothion/combustible gas( O2/CO/H2S/LEL)
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Gas measurement range: O2: 0~30%vol, CO: 0~999umo/mol(ppm), H2S:0~100 umo/mol(ppm), EX (combustible ):0~100%LEL
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Resolution:0.1%vol/1umo/mol(ppm)/1% LELLow/High alarm/Alarm setting: Yes
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4 Alarm methods : Sound Alarm, Light flashing, Vibrating alert, Screen shows, adjustable alarm values, alarm sound up to 80db
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Operating temperature: -10℃~50℃(except LEL is 0~40C)
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Operating humidity:<95%RH (no dew)
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Extraction distance: about 20M
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Display: 2.4 inch color HD screen
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Power: 3.7V li-battery(Built-in)
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Battery runtime: 10-18 hours.
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Product Net Weight : 800g (with battery)
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Explosion-proof grade:Ex ib IIC T4 Gb
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Size : 174mm×68mm×47mm (L × W × H)