<strong>Speciation:</strong> Size: 18 x 6.3 x 2.5cm / 7.08 x 2.48 x 0.98 inch (appr.) Probe Length: 8.5cm / 3.35 inch (appr.) <strong> Package Included:</strong> 1 x 2 in 1 Soil Moisture Meter <strong>Instructions for use:</strong> How to analyze soil fertility? 1. Remove the topsoil about 5 cm first; then smash the soil down to 13 cm deep. And clean up all the organic impurities in the soil that will affect the test results, such as leaves, roots and so on. 2. Soak the soil with water and make it muddy. (It is best to use rain or distilled water). 3. Wipe the probe with a clean cotton or paper towel. 4. Turn the function button to the first gear from the left. 5. Insert the probe into the soil to be tested until the soil is no more than 2.5 cm from the fuselage. Wait up to 10 seconds, and the data can be read after the pointer is stable. 6. Record the data. Remove the probe from the soil and thoroughly clean the probe. <strong>How to analyze the pH of the soil?</strong> 1. Remove the topsoil of the soil to be tested by about 5 cm; then smash the soil down to 13 cm deep. And clean up all the organic impurities in the soil that will affect the test results, such as leaves, roots and so on. 2. Soak the soil with water and make it muddy. (preferably rain or distilled water) 3. Turn the function button to the rightmost gear. 4. Wet the probe. Wipe the rightmost of the three probes with a clean cotton pad. 5. Insert the probe completely into the soil being tested. 6. Wait 1 minute to read the data. 7. After the test is finished, wipe the probe and dry it. <strong>Special Note:</strong> Please do not insert the probe into the soil for a long time, and do not use this device to test the liquid to avoid damage. Features 3 IN 1 FUNCTION - Soil tester can monitor soil moisture, pH and check daily sunlight levels to easily understand the condition of your plants (acidic or alkaline)Takes the guess work and memory out of wondering when you watered last and how much water finicky plants need PRECISE MEASUREMENT - Double-needle detection technology to greatly improve the speed and accuracy of soil moisture and pH testing and analysis. The moisture tester can help you to avoid over watering your succulents and orchids or any other plants EASY TO USE - No batteries or power required. Just insert the probe into the plant soil for approximately 3-5 inches, it gives a reading right away. Plant water monitor is very easy to use COMPACT AND PORTABLE - approx. ± 0.25 pH (20°C) ± 0.2 pH. Lightweight and portable design for easy indoor and outdoor use WIDE APPLICATION - The Soil Moisture Meter is a small gardening tool for gardens, lawns and farm plants, also great to check the moisture of my indoor plant soil