Feature 1[DIGITAL DIAL] It adopts a large digital dial, which has wide scale intervals, clear scales, and more convenient readings, making it easier for you to grasp the soil conditions. 2[SUPPORT TRANSFER SWITCH] Support adjustment switch, you can adjust the humidity value, H value, and fertility value at will according to the current environment and plant needs. 3[DOUBLE NEEDLE DETECTION] Adopting double needle design, it can make the detection and analysis of soil faster and more accurate, and it is convenient to record and measure. 4[HIGH QUALITY MATERIAL] Made of high quality ABS and iron, it is durable and stable, can effectively protect the core components, and has a long service life. 5[WIDE SCOPE OF APPLICATION] It is suitable for horticultural planting, tree planting in woods, greenhouse planting, and agricultural planting.Item Type: Soil MeterProduct Size: Approx. 200x56x29mm / 7.9x2.2x1.1inMaterial: ABS, IronWeight: Approx. 90g / 3.2ozProbe Length: Approx. 115mm / 4.5inHumidity Range: 1-10 (1-3 Dry, 4-7 Suitable, 8-10 Wet)Soil Fertility Range:Less Fertility State: YellowIdeal State: GreenExcessive Fertility State: RedPH Range: 4-8.5 PH (4-6.5 Acidic, 7-8.5 Alkaline)Application: It is suitable for horticultural planting, tree planting in woods, greenhouse planting, and agricultural planting. .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Soil MeterNote1. This product is only used for soil, do not use for liquids.2. Please do not insert the probe into hard soil.3. Please do not stay in the soil for a long time.4. Pay attention to wetting the soil with water before testing.5. The probe needs to be cleaned after each test to avoid rust and corrosion.