4-Inch Inline Duct Fan - 205 CFM Quiet EC Motor, Temp&Humidity Controller, PP Material (Black) for Grow Tents, Hydroponics, Cooling

Powerful 205 CFM Airflow & Quiet EC Motor：Delivers 205 cubic feet per minute airflow for efficient air circulation and cooling; EC motor operates with low noise, avoiding disturbance to plants or indoor environments. Built-in Temperature & Humidity Controller：Automatically adjusts fan speed based on real-time temp and humidity, maintaining optimal growing conditions for grow tents and hydroponic systems without manual monitoring. Durable PP Material & Robust Build：Made of high-quality PP material that resists corrosion and wear; robust structure ensures long-lasting use, even in frequent ventilation scenarios. Sleek Design & Multi-Scene Use：Sleek black appearance fits various spaces; ideal for cooling boosters, grow tents, hydroponics, and small workshops, solving multiple air circulation needs.