Dual fan design, giving you double coolness, the wind is almost noiseless, enjoy the coolness of the wind in a quiet environment. Three adjustable wind speeds to meet different daily needs, continuous air delivery, fresh and cool without interruption. Lightweight and foldable, mini portable without occupying space. Built-in AI protection chip, every second to ensure safety. Equipped with high-capacity lithium battery, durable, not afraid of power failure. Made from abs material, measuring 4.13*1.77*1.57 inches, this custom portable folding silent fan. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. Tailored branding: Supports logo imprint and design personalization. Product Highlights: Portable, durable, practical for daily use.