This personal fan is designed with small size and lightweight, which is convenient to store and carry, and you can feel the wind about 3 meters away from the fan. The equipped lanyard is convenient to hang the fan on your neck, helping you free your hands, suitable for riding, cooking, fishing or shooting. This USB fan is quiet, which is suitable for office and library, providing you with cooling air when you work or study. This rechargeable fan is designed with built-in battery, enough to meet your daily needs, you can order according to your needs. This neck hanging fan is designed with 3 levels of wind speed to choose from, which makes you more convenient and easier in summer. Specification: Input Interface: Micro-USB Engagement: 3 gears Battery Capacity: 1800mAh Lifespan: 2-6 hours Input: 5V/1A Product size: 115 x 85 x 32 mm Color: Green Material: ABS Package Contents: 1 * Fan 1 * USB Cable 1 * Lanyard 1 * Chinese and English Manual Only the above package content, other products