DRY AND CONSTANT TEMPERATURE: The shoe dryer has a built-in PTC heating element, which can destroy the living environment of shoe microorganisms through high temperature and drying, and achieve the effect of inhibiting the growth of microorganisms while removing odors. Say goodbye to the microorganisms caused by sweating during running, and use our shoe dryer to solve the worries of wet shoes on the road of life. ANNULAR HEATING: The portable shoe dryer has an annular design. Two heating elements are on its two sides, and the area is enlarged to dry, which can evenly dissipate heat, accelerate the evaporation of moisture, and quickly restore the wet shoes to dryness. The annular design is also suitable for more shoes Models and socks, such as cotton mops, snow boots, sneakers, etc. POROUS HEAT DISSIPATION: With the 1532 heat dissipation holes are densely distributed in the shoes dryer. When heating, a ring-shaped warm air flow is formed in the shoe space, 360 heat evenly distributed, taking into account the sole and upper, and the dead corners can also be dried evenly. TIMING SETTING: For shoes of different materials, thickness or humidity, you can set the 3/6/9h timer to shut down. Let the multifunctional shoe dryer run safely and quietly. Precise time control can protect your beloved shoes from overheating. At the same time, you also have extra time to enjoy a comfortable shoe-wearing experience after drying your shoes. FIRE-RESISTANT: The shoe dryer is made of ABS UL94 V0 fire-retardant materials. Compression and high temperature resistance, not easy to burn and deform during use. The product size of the shoe dryer is the size of the palm of your hand. It can be easily stored in suitcases or carry-on bags. It is very suitable for travel or family use, so that it will not be cold this winter.