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Measurements over full range from 1ppm to 100% gas
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Survey mode from 1ppm to 10,000 ppm
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Barhole mode yields peak and sustained readings
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Optional sensors for CO, O2, H2S
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Intrinsically safe design for indoor and outdoor use
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Five readings every second
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Improved GPS with no external antenna required
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USB plug-in charging with in-unit battery charging

