- Reads test colors utilizing advanced LED digital technology
- Just push test button to get results in a few seconds
- Includes pH preferences for over 450 plants and how to adjust soil pH
- Extensive, yet simple instructions and guidelines included
- Performs 10 tests for soil pH
Electronic version of Luster Leaf popular 1612 pH soil Tester. The rapidest digital soil pH Tester utilizes advanced LED digital technology and patent-pending optical calibration system to read test colors. The system is calibrated to read small color variations that can be difficult to distinguish with the human eye. The Tester is easy to use. Just follow the easy instructions; slide the test tube in optical chamber and push the button to get the test results. Once you have your soil test results, the Tester booklet tells you how to adjust soil pH and provides recommendations. The booklet's pH preference list allows you to select plants for your soil's pH or know how much to adjust the soil pH for your current plants.