Vivosun Smart Fan (D4) Overview
This compact fan is specifically designed for use with the VGrow Smart Grow Box and is controllable via the Vivosun App. Note: It is not compatible with GrowHub E42A or E25 controllers. Offering customizable speed, quiet operation, and versatile mounting options, it’s ideal for improving airflow in confined grow spaces.
Key Features
3-Speed Settings
Easily switch between three preset fan speeds, up to 3500 RPM, using a one-touch control system. The integrated memory function retains your last-used speed setting in the event of a power interruption.
Adjustable Airflow Angle
Loosen the front knob to enable free rotation for widespread airflow, or tighten it to focus airflow in a specific direction. This allows smooth transitions between broad circulation and concentrated airflow based on your needs.
Flexible Hook Design
Features a detachable, angle-adjustable hook on the back for secure pole attachment and customized positioning. The adjustable hook enables precise airflow direction in a variety of setups.
Multiple Mounting Options
Lightweight and adaptable, this fan offers four mounting methods:
Place on flat surfaces
Clamp to poles
Hang from ceilings
Magnetically attach to tent walls (requires a separate iron plate on the exterior side)
Quiet Operation
Runs at a maximum of 35 dBA, ensuring minimal noise while maintaining effective air circulation. Ideal for maintaining stable temperature and humidity levels in grow tents without disturbing the environment.








