Test Methods and Procedures 1. Test Water Preparation: Pour half a cup of water into the special beaker for multi-function water electrolysis, one cup of tap water, and another cup of reverse osmosis pure water. Fix the beaker at the bottom and place it firmly on the table. 2. Test Preparation: Place the electrolyzer flat on the special beaker for water electrolysis and plug it into a 220V outlet. 3. Test: Press the electrolyzer switch to the ON position. 4. The test usually lasts 30 to 60 seconds. At the end, press the electrolyzer switch to the OFF position, and then remove the electrolyzer.