2-Pack 4” Grow Tent Fan With Temperature And Humidity Meter,Automatic Humidity Control,Oscillating Fan For Hydroponic Ventilation Circulation With Clips,Adjustable Speed Quiet Greenhouse Fan

About this item Dual Fan Set: The main fan connects to a sensor to display real-time temperature and humidity, as well as control the humidity trigger limit. The secondary fan expands the coverage area. Both fans can independently control airflow and toggle the oscillation function. How to Ensure Simple and Secure Installation: Equipped with adjustable U-shaped clips, this system fits round, square, and flat rods with diameters ranging from 0.12 to 0.9 inches. It securely attaches to the support rod, preventing slipping or detachment. How to Adjust Airflow for Different Needs: With adjustable speed, the fan offers 4 speed options, providing varying levels of air circulation to support plant growth. Simply press a button to choose the desired setting. Clear Digital Display: The fan features an LCD display and high-precision probe sensors to accurately monitor the temperature and humidity levels in your grow tent. When the humidity (not the temperature) exceeds the set value, the fan will automatically activate. How to Set the Fan: Press and hold the setting mode button to enter humidity settings, then use the buttons to set the desired humidity limit. Once the real-time humidity exceeds this limit, the fan will activate. Press the start mode button for manual control, and press it again to stop the fan manually. Versatile Use: This fan is ideal for ventilation in grow tents, small greenhouses, planting boxes, and reptile tanks. It can also be placed or clipped wherever you need it, making it perfect for homes, offices, laptops, and desktops, providing stable and fresh airflow.