Net Celebrity Fan Mask Fan Mini Portable Children's Mask Anti-Stuffy Instead Of Breathing Valve Usb Charging Smart FanFan blade material: plastic Shape: ordinary round Switch type: piano key Model: XTS 10 Item number: XTS 10 Size: 18*33*70mm Style: all match Applicable gift giving occasions: all places, suitable for gift giving occasions, advertising promotions Applicable gift giving relationships: juniors, colleagues, friends, elders, customers, relatives Whether it is a gift: Yes, a personal gift Category: clip fan Charging endurance time: 1H 3H Duration: 3 hours