Professional Digital Pen-Type pH Meter for Precise Water Testing
Ultra-accurate pH measurement with high-sensitivity glass electrode, ensuring reliable results for both fresh and saltwater applications. Features auto-calibration with 2 or 3 points (pH 4.01/6.86/9.18) for consistent precision. Durable ABS housing with IP67 waterproof rating, resistant to corrosion and impact, ideal for harsh environments like aquaculture, hydroponics, and laboratory use. Compact pen-style design with large LCD display for easy one-handed operation, perfect for fieldwork, pools, drinking water testing, and industrial quality control. Built-in ATC (Automatic Temperature Compensation) ensures accuracy across 0-80°C, eliminating manual adjustments. Includes replaceable electrode and long-lasting battery for extended use. Global wholesale pricing with bulk discounts—trusted by professionals for fast, accurate, and affordable water quality analysis.