Water quality treatment function: Equipped with multiple filtration systems internally, it generally includes pre-treatment filters (such as PP cotton filters, used to filter large particle impurities), activated carbon filters (adsorbing odors, residual chlorine, etc. in water), reverse osmosis membrane filters (high-precision filtration, removing small impurities such as heavy metals, bacteria, viruses, etc. in water), etc. Through the combination of these filters, ordinary tap water can be treated into pure water that can be directly consumed.
Automatic vending function: supports multiple payment methods, commonly including coin and card swiping. After residents insert coins or use specialized water cards to swipe their cards, the machine will automatically dispense water according to the set amount. Some advanced water vending machines also support mobile payment, such as WeChat payment, Alipay payment, etc., which is convenient for residents to pay.