Compact bladeless design for maximum comfort: this small bladeless fan delivers a cool, refreshing breeze with a modern, sleek appearance that fits on desks, nightstands, and office tables. its portable, space saving build is ideal for small spaces, home offices, or dorm rooms. USB rechargeable and energy efficient: powered by USB and rechargeable via laptops, power banks, or wall adapters, making it suitable for home, office, or travel. the energy efficient design provides long lasting cooling with low power consumption. Ultra quiet operation: engineered for quiet performance, this fan runs below 36 dB, making it suitable for bedrooms, workspaces, and quiet study areas. enjoy a cool breeze without distracting noise, supporting sleep, concentration, and relaxation. Safe bladeless technology: no exposed blades means a safer airflow, reducing risk for children and pets. the air multiplier technology delivers smooth, powerful cooling while maintaining a safe environment. Use scenarios: On a desk or work station to stay cool during long study or work sessions without noise distraction. Beside the bed or on a nightstand for a comfortable, quiet sleep environment. In dorm rooms, hotel rooms, or travel settings where compact, portable cooling is convenient and easy to recharge.