Features1It's lightweight and portable design, convenient for indoor and outdoor use. 23 in 1 Soil Tester: 1.Moisture Meter - Let you know when to water to control the humidity. You will never over/under water your plants.2.PH Tester - Help you to control Ph level in soil, acidic or alkaline is suitable for your plants.3.Sunlight Guage - H 3Simply insert probe of the meter into the soil to remaining about 10mm outsider, switch to the setting you want to measure and read the scale.For example: Choosing the moist, scale of 1-3 (red parts)means needing watering, 4-7(green parts) means suitable 4Easy to Use: No battery needed; Simply insert the probe of the soil testing kit into soil around 4-6 inches, then toggle switch to test moisture, pH, sunlight you would like to measure. 5Ideal soil test tool kit for flowers, vegetable,gardens, home potted plants,lawn and farm.SpecificationFeature: It's lightweight and portable design, convenient for indoor and outdoor use.3 in 1 Soil Tester: 1.Moisture Meter - Let you know when to water to control the humidity. You will never over/under water your plants.2.PH Tester - Help you to control Ph level in soil, acidic or alkaline is suitable for your plants.3.Sunlight Guage - Help you to determine if plant getting adequate light. Simply insert probe of the meter into the soil to remaining about 10mm outsider, switch to the setting you want to measure and read the scale.For example: Choosing the moist, scale of 1-3 (red parts)means needing watering, 4-7(green parts) means suitable, 8-10(blue parts) means that too wet. Easy to Use: No battery needed; Simply insert the probe of the soil testing kit into soil around 4-6 inches, then toggle switch to test moisture, pH, sunlight you would like to measure. Ideal soil test tool kit for flowers, vegetable,gardens, home potted plants,lawn and farm.Speciation: Material: Plastic Size: 29 x 5 x 3.5 cm / 11.42 x 1.97 x 1.38 inch (appr.) Probe length: 20cm / 7.87 inch (appr.)How to use: Step 1: toggle switch to moisture/ pH/ light position. Step 2: Stick the probe into the soil about 2-4 inches. Step 3: Adjust the position of the probe until the pointer on the dial swing slightly. Step 4: After 10 minutes, read the moisture/pH/light level in the dial. Step 5: Remove probe from soil and wipe clean after each use. Package included: 1 x Moisture PH Sunlight Sensor Package List