10% drop
Digital Water Tester Pen for LCD Display in Drinking Water Quality Assessment Portable 0-9990ppm TDS Meter
$8.99$9.99(-10%)
- 1It is widely used in tap water/household water purifier/commercial water purifier/industrial treated water, etc.
- 2High quality titanium alloy probe, high test accuracy, to ensure data
Set alert threshold:
10%