wind settings: Adjust airflow from a gentle breeze to a refreshing blast to match comfort and task without noise or disruption. Flexible voltage range: 5V to 8V DC input for precise air control. Works with common 5–8V power sources, including USB power banks and small wall adapters. Easytouse knob design with integrated on/off: A single knob provides smooth speed changes and a builtin on/off switch for quick, clutter operation. Compact, durable design: Small footprint and robust housing designed for daily use in tight spaces or portable setups. Delivers reliable performance with consistent airflow. Practical applications: Ideal for a desk or workstation to cool components, a small equipment cabinet or enclosure to improve airflow, and DIY projects or travel gear that require quiet, adjustable cooling. Benefits at a glance: precise control over cooling, compatible with common power sources, quick onehanded operation, and a compact form factor that fits where larger fans won't.