SEM220A Wall-mounted LED display temperature and humidity transmitter
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SEM601 Long Rod Noise Transmitter
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SEM332 Compound multi-gas detector
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WD300 Wind Direction Sensor
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SEM226C Tunnel Visibility Detector
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WQ7709DIT Submerged type Digital Turbidiy Sensor
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SEM2260 Soil Sensor Analyzer
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WQ710D Digital ORP Sensor
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SEM5136 Compact Meteorological Station
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SEM226 Rain and snow detector sensor
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