Specifications Name:Portable Neck Fan Material: ABS Color:Gray/Pink/Blue Size: 20x19x5.3cm/7.87 * 7.48 * 2.09 inch Description Low Noise Technology: Its low noise design below 30db makes it perfect for quiet indoor environments, such as libraries, while providing efficient cooling. Ideal Battery: Packed with a 4000mAh large capacity battery, this hands-frees neck fan provides up to 25 hours of uninterrupted coolness after a quick 1-hour charge. Bladeless Cooling: Keep your hair tangleds frees with our Hands frees Neck Fan. The fan sits snugly around your neck, providing leafless and disturbance-frees comfort. Angle Adjustable: Experience a refreshing breeze with our Hands frees Neck Fan, featuring a 720 three-dimensional supply design, ensuring an up and down supply with an angle adjustable mechanism for your comfort. Semiconductor Efficiency: Thanks to the notable semiconductor technology employed, with our Hands frees Neck Fan, you'll experience a significant boost in cooling prowess that's more than double, offering a far-reaching and pleasant cooling feeling. Package List: Wearable Personal fan x1 charging cable x1