Solar-powered and Eco-friendly: This fan harnesses sunlight to generate power, converting light energy into electrical energy to drive the micro motor, making it an environmentally friendly choice for more→summer cooling. Low-noise Operation: Designed for quiet performance, this fan won't disturb you during use, allowing you to enjoy its cooling benefits in peace. Convenient Clip Design: Easily attach this compact fan to your sun hat or hold it in your hand for on-the-go cooling, making it perfect for outdoor activities. Strong Wind with 4 Blades: Featuring 4 blades, this fan provides a powerful breeze, with wind speed increasing as the sun gets stronger, ensuring you stay cool and comfortable.