HM Digital PH-200 Water Quality Tester Pen
Precision-engineered for rapid pH testing with an advanced automatic calibration function, ensuring lab-grade accuracy in seconds. Features a durable, waterproof design with reinforced electrodes for long-term reliability. Perfect for hydroponics, aquariums, brewing, pools, and laboratory use. The compact pen-style design includes a clear LCD display with temperature compensation for real-time readings. Exclusive wholesale pricing available for bulk orders. Trusted by professionals worldwide for its consistent performance and rugged construction. Buy direct and save—global shipping, unbeatable value.