USB Mini Fan, FanTEK Personal Quiet Portable 2 in 1 Port USB and Micro USB Cooling Outdoor Sport Office Gadget Fan for Smartphone, Android, Tablet with OTG(Black) Perfectly fit for Android Mobile Phones with OTG Function(check this function by yourself) Ultra Compact Design, you can carry it anytime while with your phone Easy to use, plug and play, you can remove it conveniently 2 in 1 port, not only can plug in the Android phone, but also can compatible with Mobile Power What you get: 1x Phone Fan, Other accessaries are not included