Feature: 1. Anti Leakage Fuse: Water quality electrolyzer with anti leakage fuse, fully defend the safety design, to ensure the safety of users. 2. Plug and Play: Water quality electrolyzer testing is plug and play, fast testing, obviously results, easy to operate. 3. Application: Water electrolyzer machine is suitable for pure water production and drinking, tap water, well water, sea water, fish tank water. 4. Usage: Connect two cups of water into the tester respectively (connect half a cup can be), plug in the power supply, turn on the switch, wait 30s to view the results. 5. 4 Test Metal Rods: Water electrolyzer tester with 4 test metal rods, detachable, easy for you to carry and clean. Specification: Item Type: Water Electrolyzer Material: Plastic, Metal, Electronic Test Items: Heavy Metals, Turbidity, Organic Matter, Inorganic Matter, Colloid Applicable Industries: Hospital, Swimming Pool, CDC, Water . Package List: 1 x Water Electrolyzer4 x Test Metal Bar