Multi-Function Tester Pen – Precision Water Analysis in One Tool

Accurate 6-in-1 Testing – Measures pH, TDS, EC, ORP, and temperature with lab-grade precision (±0.01 pH resolution, 0-14 pH range). Features automatic temperature compensation (ATC) for reliable results in any environment.

Industrial-Grade Build – Durable IP67 waterproof housing with reinforced ABS casing and titanium alloy electrodes. Replaceable probe heads extend lifespan for heavy-duty use in laboratories, aquaculture, or industrial settings.

Instant On-Site Readings – Backlit LCD displays all parameters simultaneously. One-touch calibration with included 3.0/4.01/6.86 pH buffers and 1413μS/cm TDS solution for field adjustments.

Critical Applications – Essential for drinking water safety checks, hydroponics nutrient monitoring, pool/spa maintenance, and beverage quality control. Exceeds EPA and WHO testing standards.

Bulk Purchase Advantage – Direct-from-factory pricing with MOQ discounts. Ships with protective cap, CR2032 battery, and multi-language manual. Custom calibration services available for wholesale buyers.