Features: Bladeless design: bladeless design fan, which will not entangle hair and is safe to use. You can enjoy a cool winds any-time. Dual-function: This fan can also serve as a night light, making it perfect for camping trips or night walks. Adjustable: The neck hanging fan can be adjusted in 3 gears, and the wind direction can be adjusted. Easy to use. Widely used: very suitable for outdoor activities such as hiking, camping, and sports, as well as indoor use such as office work and household chores. Portable: This fan is lightweight and easy to carry. It can be-charged through USB and worn around the neck for convenience. Specifications: Material: Transparent-PC+ABS+Silicone Color: White/Yellow Size: As shown in the picture Power: 2.5W Interface-Type: TYPE-C-Interface Lighting: warm color Input and Output: DC5V/0.5A Battery Capacity: 900mAh Package Includes: 1x Cooling Fan note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.