1. Alarm indication: When the water quality is not up to standard, the display interface will be accompanied by an audible and visual alarm indication
2. Chinese menu, easy to operate
3. Open parameters, convenient for user operation
4. With printing function, it can display and record the pH value, ORP value, and effective chlorine value of acidic water at any time
5. Specification size: 150 * 110 * 230mm