WORK PRINCIPLE: This disinfectant water generator uses electricity to convert tap water a few spoonfuls of salt, into an organic multi-purpose cleaner, deodorizer, disinfectant & sanitizer.Electrolytic sodium chloride produces chlorine and sodium , sodium reacts with water to produce hydrogen and sodium hydroxide, and chlorine and sodium hydroxide produce sodium chloride and sodium hypochlorite. MULTIPLE CONCENTRATIONS: The detergent maker can produce multiple different concentrations of water: low concentration, medium concentration and high concentration. Different concentrations of water are different when used,and clean various objects with reasonable concentrations. EASY TO USE: The disinfectant generator is very simple to operate and does not require many complicated steps. You only need to prepare tap water and a small amount of salt, add the salt to the water, and put the disinfectant generator into the water and power on. To generate different concentrations of water, only different amounts of salt and different power-on for time are needed. WIDELY USAGE: This portable detergent maker can widely all aspects of life, Self-made simple no additives security water can meet the demand of fruits, , pets, air, clothing,furniture and more. NON-TOXIC,HARMLESS: Non-toxic, harmless and residue-free sodium hypochlorite generator can be made in the home with only ordinary salt and tap water, and it can safely all aspects of life,can give you the safest way to Rated: 5V Rated Current: 1A Capacity: 500ml Function: Generate sodium hypochlorite Configuration: salt + 500ml water Ratio: 2 grams of salt per 100ml of water (one spoon, free) Optional Color: Purple Quantity: 2 Set Note: Due to the differece between different monitors, the picture may not reflect the actual color of the item. Thank you!