Features 1. Intimate Design& Hands-Free: The hands-free design of the portable neck fan can free your hands. Just hang the fan around your neck to relieve the heat of summer. the fan is lightweight volume, comfortable neckband design won't cause a lot of burden on your neck when worn for a long time. 2. Three Modes: Personal fan features more powerful airflow than other three-blade fans. There are low,medium and high wind speeds to choose from, designed to let you choose the wind speed that suits. Upgrade the motor, work at low decibels, bring you cooler wind instead of more noise. 3. USB Rechargeable: The neck fans has a built-in lithium battery,which can be quickly charged through USB, and can work for 4~8 hours after a full charge, allowing you to enjoy a longer cool breeze in hot summer. 4. Leafless Design: The newest upgraded neck fan adopts the leafless design, more quieter and safer than the traditional USB Fan. You won't have to worry about your hair getting stuck by the fan's leaves, which is particularly important for children and pets. You can play with children and pets at ease, and enjoy the cool wind brought by neck fan. 5. Quality Material& Widely Use: The food-grade silicone material be added to the middle body of the portable fan, which is effective in anti-skid and friendly to the skin. The width and angle of the fan can be adjusted freely, and it is not easy to break. It is very suitable for outdoor sports, such as mountain climbing, walking, cycling, camping, traveling. Specification Material: Plastic Color: White, Pink, Green, Dark green Size: 24 x 22 x 7 cm Weight: 233 g Voltage: 5 v Battery Capacity: 3000 mAH Battery: 18550 lithium batteries Battery voltage: 3.7 v Rated power: 2.5 W Working time: 4~8 h Wind speed gear: 3 Power supply: USB Package Include: 1× Neck Fan 1× USB Cable