- Waterproof Class IP 67
- With two-point 4.0/7.0 adjustment, for highly stable and accurate readings
- Large LCD Display, for easy viewing the measurement readings.
- Replacement electrode, for convenient maintenance.
- Special moist sponge in the protection cap, keep electrode wet and greatly extend service life of product.
- Auto power-off within 5 minutes.
- Screwdriver included for calibration pH pen