Slightly soiled package. Disinfection can be done with approximately 10 seconds of irradiation. ● 99.9% disinfection with ultraviolet light (based on SGS test results). ● Next-generation disinfection goods that combine portability and practicality. ● Two UV lights irradiate and disinfect a wide area. ● Can be used approximately 720 times with 2 AA batteries. ● You can easily disinfect places and objects at home that you can't normally wash, as well as places you're concerned about, such as toilet seats and doorknobs when you're out. ● The slide-type compact design protects the light part and prevents dust from adhering. ● It automatically turns off when the lid is closed, preventing ultraviolet light from escaping. ■ Size: Approximately H177 x W30 x D20mm ■ Weight: Approximately 50g (excluding batteries) ■ Materials: ABS, glass ■ Rated voltage: 3.0V ■ Rated power: 3.0W 1000mAh ■ Proper distance to the object to be irradiated: within 1cm ■ Irradiation range: Approximately 8 x 3cm ■ UV wavelength: 253 (UV-C) ■ Continuous use: Approximately 720 times / 10 seconds irradiation each time (120 minutes total) ■ Uses 2 AAA alkaline batteries (sold separately) ■ Warranty period: 6 months vendor Entrance (likely referring to school entrance)