Luster Leaf Soil pH Moisture Tester

Mini pH and moisture tester prevents over watering and checks which plants suit your soil with one test. Two stainless steel probes offer different readings. Instantly tells you when to water your plants. Tests the acidity and alkalinity of soil. Includes watering needs for over 100 plants. Includes pH preferences for over 50 fruits, vegetables and flowers. No batteries required for operation.