2- in-1 Electronic Salt Water Tester

Never buy reagents or test strips again. Now anyone can test their pool, spa, pond, or aquarium water in seconds and have confidence in the results - no color matching required. Simply collect a water sample in the built-in cup, place the sensor in the water sample, and press start. Digital display will show your results in seconds. SaltDip 2-in-1 reader measures salt content and water temperature (Fahrenheit or Celsius). It is an essential tool in maintaining your water at its optimal condition for safety and comfort. No calibration required. Auto-power off feature conserves battery life. 1-year limited warranty.