Features: 1. 2 IN 1: Soil tester can test soil PH and fertility, you can switch modes with the push of a button to significantly improve the speed and accuracy of soil testing and analysis. 2. TESTING RANGE: Soil meter measures PH levels from 1 (acidic) to 9 (alkaline), and measures fertility in three main levels: under fertilized, just right and over fertilized. 3. EASY TO USE: Soil PH tester is plug and play, no batteries required, easy to use, it is designed for testing soil only, do not use it for testing pure water or other liquids. 4. PROMOTE GROWTH: Soil PH meter quickly helps you professionally grasp when plants need watering, control soil ph and fertility, and promote healthy plant growth. 5. SMALL AND CONVENIENT: Soil fertility tester is small and light, with a length of 18cm, you can easily carry and use it, indoor and outdoor gardening is very convenient. Specification: Item Type: Soil PH Tester Material: ABS Product Size: Approx. 6.5x3.2x18cm / 2.6x1.3x7.1in Grade: 1 (acidic) to 9 (alkaline) Use: 2 in 1 Soil Fertility and PH Test Gross Weight: 96g/3.4oz Package List: 1 x Soil PH Tester Features 2-in-1 Testing: Easily switch between soil pH and fertility modes with the push of a button, enhancing the speed and accuracy of soil analysis. Wide Testing Range: Measure pH levels from 1 (acidic) to 9 (alkaline) and evaluate fertility in three main levels: under fertilized, just right, and over fertilized. User-Friendly Design: Plug and play functionality with no batteries required, making it effortless to use. Designed specifically for soil testing, not for testing liquids. Optimal Plant Growth: Professionally determine when to water plants, regulate soil pH and fertility, and promote robust and healthy plant growth. Compact and Portable: Lightweight and compact design with an 18cm length, allowing for easy carrying and convenient indoor and outdoor gardening.