Feature:1. STRONG WIND: Our portable waist fan delivers strong wind up to 7.5m per s, which is 32% more powerful than other portable clip on fans, quickly providing relax from hot summer days. With upgraded technology, it wont overheat even during extended use.2. WAIST AND NECK FAN: With the included waist strap, this fan can be clipped to your waist or directly onto your pants. Or wear it as a necklace fan. The dual clips provide stability and comfort.3. LONG LASTING BATTERY AND QUICK CHARGING: With a built in 4000mAh rechargeable battery, our USB fan can provide up to 16 hours of use. It can be charged using any USB port, and supports 2A quick charging. No need for additional batteries.4. 3 SPEED PORTABLE DESIGN: The variable 3 speed design gives you more choices for different weather conditions. This portable fan is compact, lightweight, and perfect for work, hiking, beach, fishing, and more.5. POWER BANK AND SHOCK ABSORPTION: Not only is this a cooling fan, but it also functions as a power bank for your phone(a micro USB cable is included). Our waist fan has a shockproof function to keep against falls and damage.Specification:Item Type: Waist clip fanMaterial: ABS, electronic componentsWeight: Approx. 280g / 9.9ozBattery: Built in 4000mAh lithium battery(included)Rated Input: DC5V 2AWorking Current: 0.3A to 1ARated Power: 10W.Package List:1 x Fan1 x Strap1 x Charging Cable1 x Manual