Powerful Airflow: Our grow tent fan can reach a maximum air volume of 290 CFM, ensuring efficient ventilation and air circulation, and are widely used in greenhouses, planting tents, hydroponic systems, home ventilation and other scenarios Speed at Your Command: This tent fan is equipped with a PWM signal controller and supports stepless speed regulation; you can flexibly adjust the wind speed according to actual needs, bringing a more personalized use experience Upgraded Metal Foundation: Featuring a solid metal foundation, ABS plastic housing, and stainless steel clamps, this duct booster fan is designed to stay steady and reliable, even under heavy use Quiet but Mighty: The exhaust fan is equipped with a premium EC motor, and producing a noise level 30dB(A) at the lowest wind speed, which is particularly suitable for homes, greenhouses and planting tents that require a quiet environment Electricity Friendly: This 4 inch inline fan has a power of only 25W, and the low power consumption design ensures that long-term operation will not incur high electricity bills Color Black Speed 2200 RPM Style Classic Voltage 110 Volts Wattage 25 watts Material Acrylonitrile Butadiene Styrene Room Type Attic Brand Name FAREAST Model Name 04LEF Unit Count 1.0 Count Finish Type Matte Noise Level 29 Decibels Blade Length 4 Inches Manufacturer FAREAST Model Number 04LEF Power Source EC Mounting Type Wall Mount Blade Material Acrylonitrile Butadiene Styrene (ABS) Control Method Touch Collection Name Inline Fans Number of Speeds 3 Special Features Adjustable Speed Air Flow Capacity 290 Cubic Feet Per Minute Electric Fan Design Blower Included Components Cord Is Product Cordless No Indoor Outdoor Usage Indoor Standby Power Shutoff High Efficiency Number of Power Levels 3 Item Dimensions D x W x H 11.89 D x 4.69 W x 7.38 H Recommended Uses For Product Air Circulation