1[Balanced Heating]Balanced three dimensional heating, caring for shoes, circle shaped radiating heating design, uniform heat, innovative arched three dimensional hollow. 2[USB Powered]A more heart warming shoe dryer, which can be powered by a mobile power supply, wake up early to warm socks or night sleep to warm wool shoes. 3[Fast Drying]Built in flexible high performance film, high thermal efficiency conversion, good constant temperature performance, quickly take away moisture and keep the shoes dry. 4[Can Add Aromatherapy Liquid]You can add your favorite aromatherapy liquid (the product does not contain aromatherapy liquid, customers need to buy according to their own preferences). 5[More Portable]On a business trip, easy to carry, small and compact, can be loosely packed in a suitcase or carried with you, and you can wear dry shoes when traveling on business.