【3 Speeds】The hanging neck fans have three speeds for you to choose, which can be changed to different speed according to the weather, which is very suitable for summer. Safety Assurance: The bladeless design ensures safe use for the long-haired, children and the elderly. Adopt individual charging protection circuit to protect the device from over-charged, over-discharged, over-current and short circuit.【Bladeless & Safety Design】This Neck Fans comes with a double turbojet design on the left and right, no traditional blades, safer. No need to worry about your hair being caught by the neck fans blades. It can be used safely by both the elderly and children.【Hands-free Design & Low Noise】Hand free fan was designed as a headphone to free your hands anywhere;Fashion style makes you look so cool and you can take it anywhere in hot weather.The motor uses the noise reduction function, low noise, and it will not interfere with your ears.【Enjoy & Fashion】Wear our hanging neck fans, you can comfortable, fashionable, and enjoy the coolness of summer everywhere and anytime.【Suitable for Any Scenes】- The hanging neck fans is ideal for outdoor activities such as personal coolings, office, patio, camping, traveling, hiking, climbing and watching sports. Hanging on the neck, suitable for hot weather, to avoid the embarrassment of sudden sweating in public places, it is a good helper for your summer.