Dealglad Portable USB Rechargeable Desk Hand-held Mini Cooli Bladeless Cooler Air Conditioner Cooling Fan (Purple) 100% Brand New and High Quality. Fashion Rechargeable mini Fan, built-in Lithium battery,comes with USB cable. With unique double cooling modes of fan and air-conditioning, temperature will decrease by 3-5 degrees Wet the water-cooled sponge, put it in the sponge slot. The fan will give you wet breeze. Portable & Mini design and with a strap,convenient & easy operate in anywhere.