Smart Pen-Style Three-in-One Water Quality Tester

- Microprocessor-based fast and accurate display

- New rugged and ergonomic design

- Stylish and compact appearance, easy to carry

- Large backlit screen for clear display, showing temperature simultaneously

- With automatic temperature compensation

- Main unit waterproof IP65

- Low battery indicator

- Auto power off

- Scientifically designed national standard packaging

- Uses AAA batteries, providing high capacity and long-lasting performance, ensuring accurate and fast measurements while reducing calibration frequency