Features:1° circulating constant temperature heating distributes heat evenly, quickly drying sneakers without unfavourable them, keeping shoes dry and clean. 2 double-sided multi-vent design promotes bigger warmth circulation, complements warmth dissipation, has a much wider heating area, and makes shoe drying more efficient. three shoe dryer can efficiently get rid of moisture from shoes, eradicate smell attributable to sweating after exercise, humid weather or bloodless temperatures, and inhibit the growth of microorganisms. 4 for different kinds and sizes of trainers through the year, resembling sports shoes, cotton slippers, leather shoes, boots, etc:Material: ABS+aluminum sheet Input voltage/current: DC5V 2A Rated power: 1W Timing time: 3H/6H/9H Heating element: PI heating piece Heating temperature: about 60℃ Line length: about 1m Net weight: 201g Product size: 18*6*4 Packing size: 19*7*8 List:1* Household USB timer shoe dryer 1* English handbook