Luster Leaf Products Rapitest Digital Soil Testing Kit 1605

Utilizing advanced LED digital technology and patent-pending optical calibration systems, the Rapitest Digital Soil Test Kit quickly and easily tests soil samples measuring levels of pH, Nitrogen, Phosphorus and Potash.

• Utilizes advanced LED digital technology and patent pending optical calibration
• Performs 25 tests: 10 for pH and 5 each for Nitrogen, pHospHorus and Potash
• Complete instructions, fertilization guidelines and pH preferences for over 450 plants
• Just push test button to get results in a few seconds