ulliPowerful and efficient ventilation Our inline air fan features a highspeed pure copper motor that provides a large air volume and ensures sufficient ventilation for areas such as grow tents, hydroponic grow rooms, kitchens and basements. With a maimum airflow of 807 cubic feet per minute cfm, it effectively ventilates away heat, moisture and smoke, improving airflow and keeping the air clean and fresh. liliQuiet operation Say goodbye to loud and unpleasant air fans. Our inline air fan is equipped with a highquality EC motor that operates at only 39 dB noise level, allowing you to work or rela without any disturbances. The motor is also energyefficient, saving 30 energy consumption and etending its lifespan. liliSmart controller for easy operation Take control of your environment with the help of our inline air fans smart controller. Switch between ONOFFTIMERAUTO modes, where AUTO mode automatically starts or stops the fan based on temperature and humidity. The controller also has an automatic alarm function and allows for manual speed adjustment. liliEasy and fleible installation We provide everything you need for a hasslefree installation. The package includes an 8inch inline air fan, stainless steel clamps, suspension loops, and vibrationfree rubber mats and straps. You can choose to hang the fan or mount it on the wall, giving you fleibility in installation options. liliDurable and reliable Our inline air fan is built to last. With a durable construction and an EC motor that ensures stable operation, it can be used continuously for up to 30,000 hours. This makes it a reliable and longlasting solution for all your ventilation needs. liul Specification This product has several variants, this variant is EC 8 inch ullieffectliul