Strong power - upgrade the turbine brushless motor - three-speed wind, super strong wind supply. Low power consumption and low noise. The best partner for hot weather. LONG TIME - Runs easily for 2 to 4 hours, basically enough for a day's wear. USB rechargeable, available with laptop, power bank, USB charger fast charge, fully charged in 3 hours. Comfortable to wear - Food grade silicone, very soft, comfortable and skin friendly. The patented silicone convex design reduces the contact with the neck, sweat is not easy to stick, and there is no feeling to wear. At just 9 ounces, it's lightweight and comfortable. Bladeless Fan - No worries about getting caught in hair, safe to use. The metal elastic rod has a 360 adjustable wind angle, which can be flexibly adjusted according to your own wearing conditions. Suitable for outdoor sports, camping, cycling, jogging, yoga, dumbbell exercise, work, etc. Ergonomic Design - Adjustable Support Points. It is convenient to wear for a long time, freeing your hands. The flexible metal rod can be easily opened and worn. The flexible metal rod with 360 adjustable shape fits your neck better and increases wearing comfort.