Why this fan matters Precise, comfortable cooling: a 1–100 step adjustable speed control lets you dial in airflow for different needs — from a gentle breeze at your desk to stronger circulation in a small room. Portable and reliable: the built‑in rechargeable battery removes the need for disposable cells and lets you use the fan anywhere, indoors or outdoors. Easy to monitor and manage: a clear LED display shows current speed and remaining battery life so you can avoid unexpected shutdowns and plan recharges. Key features and benefits Adjustable speed (1–100 levels): fine-grained control for more comfortable, efficient cooling in varied situations. Clear LED monitoring: easy-to-read display for speed settings and remaining battery time, improving usability and battery management. Rechargeable, battery-powered operation: cordless freedom for home use and outdoor outings; no extra batteries required. Robust metal exterior: stable metal housing for long-term durability with an elegant appearance that fits most interiors. Practical performance and compatibility Function: variable-speed fan with LED status feedback and integrated rechargeable power. Material: durable metal outer shell that resists wear while keeping a refined look. Suitable applications: personal cooling and small-area air circulation both inside the home and during outdoor activities. Use scenarios Home office or study: deliver steady, quiet airflow at a precise setting to stay comfortable while you work. Bedroom or bedside: choose a low-speed setting for cooling while sleeping and monitor remaining battery from the LED display. Outdoor activities: take the fan on patios, balconies, picnics, or camping trips for cordless cooling without carrying spare batteries. Built for everyday use The combination of fine speed control, visible battery and speed information, rechargeable convenience, and a sturdy metal exterior provides a dependable, easy-to-use cooling solution for personal and small-area needs.