Features: 1. Suitable for many occasions: household items, kitchen utensils, washing tools, etc., to meet people's home and travel disinfection needs. 2. Quickly kill bacteria: take photos with an instant sterilizer, the DNA of bacteria is immediately destroyed. 3. Small and portable: take preventive measures when going out, such as bus handrails, public toilets, shopping carts, small wounds. 4. Solve office problems: office environment, keyboard and mouse, cash register keyboard, telephone headset, conference room supplies, etc. 5. There are a variety of specifications to choose from, suitable for Apple phones and Android phones. Specifications: Installation method: Embedded. Wavelength: 269-274 (nm). Power: 0.4 (W). Service life: 900000 (H). Output voltage: 5V. Input voltage: 3.7V. Option: Power supply: Type A: Apple head, Type B: TYPE-C head. Colors: White, Black. Packing included: 1 * Mini sterilizer. Operation guide: Apple lighting interface: -Apple 5 and above mobile phones, tablets with lightning interface can also be used. Android Type-C interface: 1. Support most Type-C. 2. The mobile phone needs to support OTG. (some mobile phones need manual OTG function) 3. Can open settings, save, whether there is USB external link. (if available) 4. Some waterproof mobile phones. (such as SonyXZ, turn on and detect USB devices when needed) How to set Type-C: Phone comes with OTG, no need to open manually. Settings-More-OTG open. Settings-More-Accessibility-OTG on. Settings-General-More at the bottom-OTG opens