[Convenient Operation] 3 in 1 meter tests soil moisture, pH and sunlight of the plant. No batteries needed, just insert probe into the ground by 2-4 inches, then turn on the switch to test what you want to measure. Helps you quickly specialize in when you need to water your plant, check the pH level in the soil and know if it gets enough sunlight. [Best Combination] 9 Bonsai Tools, Includes 3 Bonsai Scissors + 1 Folding Scissors + 1 Wood Rake + 2 Wood Spade + 2 Stainless Steel Tweezers Super handy, you can store them in several places at hand for a quick snip. [3-in-1 function] Humidity range: 1-10 (1-3 dry, 4-7 Nor, 8-10 Wet), Relative light: 0-2000 Lux (0-200 low, 200-500 low+, 500-1000 Nor, 1000-2000 high), pH range: 3.5-8 ph (3.5-6.5 acidity 7-8 alkaline). [Interior & Exterior Design] Ideal tool to test the soil conditions (moisture/light/PH) of fruit, flowers, vegetables, shrubs etc. Lightweight and portable design, convenient for indoor and outdoor use.