feature:1. Astronaut without blades: Astronaut mini fan, cool appearance, 360-degree wind, innovative appearance without blade design to release strong natural wind. Relieve the heat, breathe cool, combine beauty and practicality, roll up this summer, and create a cool summer for you. It is easy to solve for you, quickly brings fresh air, and is fashionable and versatile.2. Free your hands: The unique design of the portable neck fan is inspired by earphones, there is no need to worry about hair getting caught when using, small size, easy to carry, long battery life, light weight, easy to use and carry, suitable for outdoor, indoor, office, Gym, travel, camping, etc. Go out on weekends and blow wherever you go.3. Low noise and comfort: excellent upgrade technology, multi-stage air duct design, greatly reduce fan noise. Made of environmentally friendly ABS and silicone, it is natural to wear, comfortable and skin-friendly. There are strong winds. Low noise is suitable for your quiet office or reading.4.USB charging: USB-powered rechargeable fan, which can be charged by computer, mobile phone charger, power bank, and can work continuously for 1.5-4 hours (depending on the speed).5. Cool and safe: You can easily play with your kids and pets, enjoy the cool breeze from the neck fan, the hot summer is for traveling, hiking, shopping, watching sports.