About this item MULTIFUNCTIONAL PRODUCT : Not only a sprayer, but also a machine that can make sodium hypochlorite (you only need to add salt and water to make your own Sterilization liquid at home) 3 SPEEDS AND 3 CONCENTRATIONS ADJUSTABLE : The sprayer generator has three speeds-low-medium-high. And users should make different concentrations of sterilization liquid according to different usage scenarios. Low concentration takes 1 hour, medium concentration takes 2 hours, and high concentration takes 4 hours. INTELLIGENT OPERATION : Equipped with a smart remote control, you can turn the sprayer on and off from a distance. And the large HD screen supports hand touch, and thus the operation is very simple. HOW TO USE : First add water to the container (preferably purified water), then add salt to the container, stir the salt water and pour into the sprayer. As shown in the figure, click on the LCD screen twice to complete the process of making sterilization liquid and spray Suitable for all kinds of indoor and outdoor fields, including hotels, shopping malls, restaurants, families, schools, theaters, factories, farms, etc.