2 in 1 NPK fertilizer meter and soil pH meter. This compact tool measures soil pH and fertility to help your plants stay healthy and vibrant by maintaining proper nutrient balance and supporting timely flowering. Informed fertilization decisions. By monitoring soil pH and fertility, you can make better fertilizer choices and optimize plant growth and performance. No battery required, easy to use. Simply insert the probe into the soil and read the results quickly. Measuring range pH 0 to 9. The broad pH range enables you to monitor acidity or alkalinity and adjust soil conditions accordingly. Probe length 8.5 cm. A long enough probe to reach the root zone for accurate measurements. Practical use scenarios. Ideal for home gardens and potted plants to balance nutrients, vegetable patches to optimize harvests, and lawns or seedling beds to maintain soil health.