100speed handheld semiconductor cooling fan with USB power Why you need it Provides fast, focused cooling when a room fan or air conditioner is impractical. The semiconductor chilling technology reduces temperature at the air outlet so you feel relief quickly. Compact and energyefficient: USB power lets you run the fan from a laptop, power bank, or USB adapter without energy use. Wide speed control gives precise comfort: choose from up to 100 adjustable wind speeds for anything from a gentle breeze to powerful airflow. Key benefits and how it solves problems Rapid cooling on demand: semiconductor chilling plus rapid air circulation delivers cooler air faster than a standard fan, helping you stay comfortable during heatwaves, long work sessions, or outdoor activities. comfort: finely graduated speed control prevents overcooling and lets you match airflow to the environment and activity. Portable and reliable: handheld design and lightweight, durable housing make it easy to carry and use for continuous thermal comfort wherever you go. Features and important attributes Cooling technology: advanced semiconductor chilling that enhances the cooling effect beyond normal fans. Speed control: up to 100 wind speeds for precise airflow. Power: USBpowered for energyefficient operation; compatible with common USB power sources such as power banks, laptops, wall USB adapters, or car USB outlets. Form factor: handheld, compact design for desk use or onthego cooling. Build: sturdy, lightweight housing for everyday use. Practical use scenarios Home or office desk: Keep near your workspace for continuous, adjustable cooling while you study or work without disturbing others. Outdoor activities and travel: Use with a power bank on camping trips, commutes, or sporting events where portable cooling is needed. Gaming or intense sessions: Maintain thermal comfort during long gaming or streaming sessions where focused, steady cooling helps reduce discomfort and fatigue. Who this is for Students and remote workers who need a compact, adjustable cooling solution for desks and study areas. Office workers who want cooling without altering room temperature or using central HVAC. Outdoor enthusiasts and travelers who require portable cooling powered by USB. Performance summary Rapid air circulation with enhanced cooling from semiconductor technology Up to 100 adjustable wind speeds for precise control Energyefficient USB operation and broad USB compatibility Handheld, portable, and built to provide continuous thermal comfort This fan combines semiconductor chilling, extensive speed control, and USB power compatibility to deliver a reliable, portable cooling solution for everyday use.