Mini neck fan USB rechargeable silent portable fan with 5-speed adjustable bladeless fan

3000mah. Double turbo design: Simulates natural wind, allowing the skin to breathe naturally. TEC Ice Porcelain Refrigeration: 360 full air acceleration air circulation, cooling the head, keeping you cool for a long time. Five types of wind speeds: light wind, cool wind, and strong wind. The wind speed can be adjusted freely, suitable for indoor and outdoor use. Long battery life: Equipped with a built-in 3000/600mAh battery, it can charge for 3 hours and provide you with 6-15 hours of heat dissipation. Active noise reduction technology: The air conditioning fan operates with low noise, allowing you to enjoy soft natural wind while working or sleeping. Power mode: USB. Noise: 36-45dB inclusive). Rated voltage: 5. Rated power: 2.5. Wind speed gear: 5th gear. Color: Snow Peak White, Deep Sea Blue. Net weight of product: 233g. Battery life: 4-12 hours