POWERFUL CLEANING: The shoe deodorizer emits ultraviolet light at 185 nanometers, which helps convert oxygen in the air into ozone. Ozone's high oxidation properties help break down odors and harmful substances, leaving the air fresher without harming humans. EFFECTIVE PROTECTION: To maintain foot health, it's important to keep shoes dry and odor-free. The ozone generated by this device quickly breaks down shoe odors and refreshes the interior. This shoe sanitizer helps maintain a cleaner environment for your footwear. ODOR ELIMINATION: Effectively dries shoes while eliminating unpleasant smells, offering gentle care that may help extend the life of your footwear. The deodorizer features a long-lasting UV lamp with an 8000-hour lifespan and a screw-base design for durability. Keeps shoes fresh and clean. THREE OPERATION MODES: Mode one allows manual on/off control. Mode two runs for 15 minutes. Mode three runs for 30 minutes. After the selected cycle ends, the device automatically shuts off. Helps dry and refresh shoes efficiently.