2-IN-1 FUNCTION: Test soil moisture, plant pH value with our soil meter, help you specialize in understanding when you need to water your plant. Dual-needle sensing technology greatly improves the speed and accuracy of soil moisture and pH acidity sensing and analysis. EASY TO USE: No batteries needed, just insert the sensor probe into the soil about 2-4 inches, toggle switch to test the moisture, pH you want to measure. Widely Used: This pH -meter is very suitable for vineyards, orchards, field production, care growers, lawn care, gardens, quick references of crop pH and moisture. HIGH QUALITY: Reliable waterproof pH meter with metal electrode, long-term and trouble-free durability, pH meter with strict quality and safety standard certification.