About the product
- ?Moisture-Proof 5V Exhaust Fan?Engineered with moisture-proof, this 120mm USB blower fan survives 4hrs immersion (4cm depth/70% humidity). Ideal for RV refrigerator fan setups & outdoor exhaust systems, keeping electronics dry in damp environments.
- ?Precision Brushless Fan Specs?120x120x32mm movable fan delivers 10-21.87CFM airflow with 1300-2000RPM10% adjustable speed. Ultra-low 0.3A startup current ensures energy efficiency for car audio amp fans & alternator cooling.
- ?Smart Stepless Speed Control?Optimize airflow from whisper-quiet 45dBA (1300RPM) to powerful 53dBA (2000RPM) cooling mode. Perfect balance for amplifier fan needs and car seat cover cooling fan applications requiring dynamic thermal management.
- ?Power and Silence Balance?This 120mm high speed fan provides strong airflow (up to 21.87CFM) while maintaining a reasonable noise level (53dBA at maximum speed, the same noise level as a desktop fan operation).
- ?Multi-Device Cooling Solution?This 5V USB blower is versatile enough to be used as an RV refrigerator fan, car audio system amplifier fan, and as a portable cooling device for inflatables, car seats, Xbox playstation and other scenarios.
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