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Easy to keep clean and hygienic
Prevents accidental battery removal and spark risk during use
Electronics are located on in the outer part of the cup to protect against corrosion caused by sweat
future proof with over-the-air software updates
Tri-colour LED
3M™ Versaflo™ TR-971 Airflow Indicator MT13H220A Easy to keep clean andTR 971 Air Flow Indicator is used to confirm that the manufacturer's mimimum design flow rate of the TR 600 is exceeded. Designed to enable testing at various elevations and temperatures within the operational range of the system. Easy to use
US$ 75.23
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