Features: This usb neck fan adopts new neckband design, with protective cover on the surface, and you can free your hands and take it everywhere around your neck, but no worry about the fan clipping your hairs any more. You can also disassemble it into 2 handheld fans. It can be in office, home, gym or outdoor sports activities. This mini personal fan has a unique twist design with 360 degrees adjusting freely. The dual wind heads are smooth, firm, and reliable.You can choose the best wind direction and enjoy the cool fan from any direction. It is easy, convenient and quick to operate. The personal portable fan has a slient motor with low noise, and the low/medium/high speed levels can bring you different experience. Just press the power button to simulate natural wind, The battery can also be displayed on it, so you can charge in for time. you can feel comfortable and cool in hot summer. The powerful airflow can quickly and easily relieve hot flashes. The personal neck fan is equipped with a built-in dual 2000mAh rechargeable battery, and charging 3 hours can work for 3.5-22 hours. It is for most computers, laptops, portable chargers and other devices with USB output. The personal rechargeable fan is portable to carry, and won'for t hurt your neck even for long for time wearing. It is perfect for personal cooling, camping, office, outdoor event. for Ideal for your friends, family and loved ones. Specifications: Material: ABS plastic Battery capacity: 3.7V 2000mAH x 2 Power consumption: 1.5-4W Charging input: DC5V-1A Charging time: 3H Use hours: 3.5-22H Wind speed stall: 3 Wind speed: 2.3-4m/s Size: approx. 27.2x18x3cm/10.71x7.09x1.18in Color: black white Package Includes: 1PC x USB Neckband Fan 1PC x USB Cable 1PC x User Manual note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!