Bladeless safety and reliability - This fan uses advanced airflow technology that replaces exposed rotating blades, making it safer to use around children and reducing the risk of injuries. - The bladeless design contributes to a more stable and reliable operation in everyday use. USB powered and portable - Charge via USB by connecting to a power adapter or a USB power bank, offering convenient and fast charging. - The lighter, blade-free construction makes the fan easy to carry, so you can enjoy cooling on the go. Adjustable wind speed - Multiple wind speed settings let you tailor the airflow to your needs, from a gentle breeze to a stronger cooling draft. Silent and comfortable - Advanced silent technology keeps operation near silent, so it does not disrupt sleep or work environments. Use scenarios - Office or study desk: maintain comfortable ambient airflow without noise or safety concerns. - Outdoors and travel: lightweight, USB-powered cooling for hotels, campsites, or transit hubs. - Dorms or bedrooms: quiet operation supports focused study or restful sleep at night. Key attributes - Function: bladeless design for safety, adjustable wind speeds, USB power, and quiet performance. - Compatibility: USB charging supports power adapters and portable power banks. - Size and weight: designed to be lightweight and portable for easy carrying. - Performance: safe operation, flexible wind control, and near-silent running for everyday use.