[Convenient Operation] 3 in 1 meter tests soil moisture, pH, and sunlight for plants. No batteries required. Insert the probe into the ground 2-4 inches, then turn the switch to measure. Helps determine when to water, check soil pH levels, and assess sunlight exposure. [Best Combination] 9 Bonsai Tools: 3 Bonsai Scissors, 1 Folding Scissors, 1 Wood Rake, 2 Wood Spades, and 2 Stainless Steel Tweezers. Compact and practical for trimming and grooming. Easily stored for quick access. [3-in-1 Function] Moisture range: 1-10 (1-3 dry, 4-7 normal, 8-10 wet). Light range: 0-2000 Lux (0-200 low, 200-500 medium-low, 500-1000 normal, 1000-2000 high). pH range: 3.5-8 (3.5-6.5 acidic, 7-8 alkaline). [Interior & Exterior Design] Ideal for testing soil conditions (moisture, light, pH) for fruits, flowers, vegetables, shrubs, and more. Lightweight and portable for indoor and outdoor use.