[STEPLESS SPEED CONTROLLER]: The high speed 172mm exhaust fan allows for seamless switching between quiet operation and higher airflow, making it suitable for a wider range of scenarios.
[ALUMINUM & DUAL BALL BEARING]: 6.77inch vent fan with heavy-duty aluminum housing and dual-ball bearings for durability and reliable performance.
[IP44 RATED MOISTURE-PROOF]: The powerful exhaust fan was designed for water-splash or humid environment(up to 85%RH) with long service life.
[EASY INSTALLATION]:6.77-inch 172mm ventilation fan generating 180CFM airflow to reduce the moisture content in the air to achieve the effect of improving indoor air quality and balancing humidity ,just plug and mount it.
[WIDE APPLICATION]: Covering space up to 200-300 sqare foot. ideal for the basement, attic, garage, greenhouse, coop muffin, chicken fan, outdoor shedand and other spaces where air circulation is required.