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Amazon.com: Wintact Digital Anemometer CFM/CMM, Weather Station Wind Speed Meter Gauge Measuring Air Velocity, Wind Volume, Wind Direction, Ambient Temperature, Humidity with Data Logger for HVAC Duct, Outdoor : Patio, Lawn &
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Single Use USB Temperature Data Logger (Range: -30°C to 70°C) for Clean Rooms, Pharmaceuticals, Hospitals, HVAC, Bulk Drugs, Chemicals, Heavy Machinery, Hydraulics Model: Adapt Kelvin lite : Amazon.in: Industrial & Scientific
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