Product Description: The KL-035 is a waterproof pocket-sized pH tester with an IP55 waterproof rating. All readings are automatically temperature-compensated (ATC), and the temperature can be displayed in Celsius (°C) or Fahrenheit (°F). The electrode is replaceable, allowing reuse of the same main unit to save costs. Calibration solutions (liquid or powder) and various packaging options can be provided according to customer requirements. Applications include aquariums, aquaculture, hydroponics, swimming pools and hot springs, school laboratories, chemical, food or beverage manufacturing, textile dyeing, paper or pulp bleaching, printing, cooling towers, boilers, cleaning, or wastewater treatment.