HM Digital PH-200 Waterproof Portable Water Quality Tester conductivity probe maintenance Accuracy: ±2%

Accuracy: ±2%

Environment: 0-50°C / 32-122°F

5V button cell batteries (389-A) (included)

Do not store in tap water and DI water

HM Digital PH-200 Waterproof Portable Water Quality Tester conductivity probe maintenance Accuracy: ±2%Ideal for all pH testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment, wine, coffee, agriculture and more. FEATURES Measures pH and Temperature Auto ranging three point calibration with digital fine tuning Includes storage solution in a sponge embedded in a clear cap Waterproof housing (IP 67