MonkeyJack Digital ORP Water PH Test Meter Pen Type Water Quality Tester Temp Monitor

Wide Use: Ideal for Household or Laboratory Use, Suitable for Testing Ph Balance of Drinking Water, Pool, Aquarium, Ro System, Spa, or Hydroponics; Appropriate for Wide Range of Applications
Fast and Accurate: Ensure Your Pool, General Hydroponics Ph or Even Drinking Water Has a Perfect Ph Balance and Safe for Use with Vantakool Tester Precision Ph Accuracy. Vantakool Tester Has a Sensitive Electrode Sensor to Read Accurate Ph Levels.
Auto Calibration: The Ph meter has an Auto Temprature Compensation Feature That Adjusts to Water Temperatures and Water Quality to Give Ph Readings Almost Instantly.