... MaterialHigh density PE plane filter. High quality carbon. Silver activated carbon.UsageElectrolyze tap water into Alkaline water and Acid water.Turn on power sourceWelcome ... , Cantonese, English)2.Mid-acid Water Proceeding(Chinese, Cantonese, English)Press “Purified Water” buttonWater Purifying(Chinese, Cantonese, English) New LED Display Alkaline water Filter