Onkee OTG Phone Fan, 2 in 1 Portable mini Fan (USB + Micro USB) with Two Leaves and Two Ports for Android Phones (Lemon Yellow) This OTG mini fan Compatable with any andriod phone with OTG function, Mobile Power and Notebooks. 2 in 1 special design mini cooler: USB + Micro USB, portable, ultra-silence, detachable, powerful Easy to get the Micro usb out because all you have to do is push the larger usb down and then the micro usb is ready to be used ! Easy to take out to use this mini fan everywhere: the size makes it perfect to keep it in your purse or small pockets when you are on the go.Powerful motor produces strong breeze NoteReceive 1 free USB+Micro USB OTG phone fan when you purchase 1 MC57 wireless neckband Bluetooth headphones around neck. Enter code G2OW2UAX