【Quad-Core Rapid Heating Technology】Four-core rapid heating elements provide instant heat activation in just 1 second for faster and more efficient drying performance. 【Aviation-Grade Dual Independent Air Channels】360 degree omnidirectional drying with double wind power eliminates dead zones and speeds up wet shoe drying by 6 times compared to conventional methods. 【Intelligent Constant Temperature System】Dual NTC dual-core temperature control chips maintain steady 48 Celsius degree temperature with minimal fluctuation, protecting shoes from overheating damage. 【Dual-Speed Wind Adjustment】Low/high speed dual-gear adjustment adapts to different shoe types and needs - gentle care mode and powerful rapid mode for versatile drying options. 【Built-in Activated Carbon Filter】Deep purification and odor elimination technology with antibacterial activated carbon protects foot health and maintains freshness. 【UV Antibacterial Light】Purple light antibacterial system provides dual-layer protection against bacteria and germs for enhanced hygiene. 【Universal Compatibility】Retractable air outlet pipes and adjustable design accommodate all shoe types including sneakers, boots, high heels, and slippers. Specifications: Rated Voltage: 220V Rated Frequency: 50Hz Rated Power: 200W Dimensions: 159 x 160 x 283 mm Cable Length: 120cm Timer Settings: 1H / 3H / 6H three-speed timing Wind Speed Settings: Low speed / High speed (dual-gear) Temperature Setting: 48°C (intelligent constant temperature, NTC dual-core control) Heating Element: Four-core engine heating element Motor Type: High-speed brushless motor Material: ABS