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Test water quality accurately with the HM Digital COM-300 Professional Waterproof pH, EC, TDS, and Temperature Meter. Featuring automatic temperature compensation, digital calibration, and a replaceable sensor, this device is perfect for hydroponics, pools, laboratories, and water purification. Built with an IP-67 waterproof housing that floats, it ensures durability and reliability. Shop today for precise measurements, easy-to-read display, and professional-grade performance.
| • Professional 4-in-1 Meter: For pH, EC, TDS, and temperature testing. • IP-67 Waterproof Housing: Fully submersible and floats easily. • Automatic Temperature Compensation: Ensures precise readings. • Digital Push-Button Calibration: Across the entire meter range. • Replaceable SP-C3 Sensor: Design extends product lifespan. | • Simultaneous Temperature Display: On a large LCD screen. • Dual TDS Conversion Scales: Supporting 0.5 NaCl and 0.7 442. • Factory Calibrated: Out of the box for immediate use. • Convenient Auto-Off Function: Includes low-battery indicator. • Complete Kit Included: With storage and calibration solutions. |
