[Our portable neck fan is designed to be ultra-lightweight, weighing only 0.5 LB. It's easy to wear around your neck, leaving your hands free to do whatever you need. Ideal for personal cooling, office, church and outdoor activities such as camping, travelling, hiking, climbing and sports. [Customized comfort with three settings air speed] With three different air speed settings, you can easily adjust the fan to your desired level of coolness. With its calm and peaceful airflow, you stay cool without being disturbed. [Rechargeable portable fan and fully charged in 3-4 hours] The portable fan has a built-in rechargeable battery of 2200 Mah and a USB charging port. Once fully charged, the rechargeable fan will last about 4-9 hours, giving you a continuous cool breeze. [Safe and Portable] Our bladeless portable fan is designed for your safety and convenience and can work for 4-9 hours on a single charge. Plus, it's bladeless, quiet, safe, and suitable for all ages. You can take it anywhere and it won't pinch your hair. [LOW NOISE AND COMFORT] Our portable air conditioner features a multi-stage air duct and a improved technology that significantly reduces fan noise. Made of environmentally friendly ABS and silicone, it is natural, comfortable to wear and skin-friendly. Wearing the neck ventilator also allows you to study or work with peace of mind. [Powerful Airflow] Enjoy 360-degree wraparound airflow with our cervical conditioner. Featuring 60 powerful turbine blades, it cools you down in just 3 seconds. Plus, with a 70% increase in wind power, you can adjust the speed to your liking.