Quiet operation This desk fan uses a brushless DC motor to deliver a gentle, quiet breeze, enabling focused work or relaxing activities without disturbance. Adjustable speed settings Four wind speeds let you adjust the cooling power from a soft whisper to a refreshing gust, suitable for a desk, bedside, or compact space. Versatile placement options A portable mini fan that can stand on your desk or be mounted on the wall. The head rotates 180° to direct airflow where it is needed, improving air circulation in bedrooms, offices, or small living areas. Long lasting battery life Equipped with a 1200mAh rechargeable battery, it provides 1.5 to 4 hours of cordless operation on a single charge, useful during travel or power breaks without constant outlet access. Use scenarios At a workstation: maintain comfortable, quiet cooling while you concentrate on tasks or study. In a bedroom: adjustable airflow for sleeping comfort without noise. On the go or during power outages: cordless operation keeps you cool when outlets are unavailable.