Feature 1Stainless Steel: This soil conductivity tester adopts stainless steel material, which ensures corrosion resistance and high toughness. 2High Accuracy: This soil conductivity tester with plugin probe design, providing highly accurate measurement and quick response. 3LCD Display: This soil conductivity tester is equipped with LCD screen display, which is clear and convenient to read. 4Portable Size: This soil conductivity tester possesses compact structure and light weight, which is convenient to carry. 5Widely Used: This soil EC tester is suitable for farmland production, soil research, greenhouse planting, orchard nursery, horticultural planting, tree planting, pot planting and other fields.Item Type: Soil EC TesterMaterial: Stainless SteelPower Supply: AA Batteries, Alkaline Zinc-Manganese Batteries (Three) (Batteries Not Included)Working Hours: According to the Use of 20 Times a Day, It Can Be Used Continuously for 1.3 Years (The Specific Use Situation Depends on the Number of Times Per Day and the Length of Time)Quiescent Current: Less Than 50AAverage Working Current: 13mAResponse Time: <1SWorking Temperature: -20 ~ 60Protection Level: IP54Conductivity ParameterRange: 0-10000 us/cmResolution: 1us/cmAccuracy: 3%Wide Range of Applications: This Tester is Widely Used in Fields Such As Farmland Production, Soil Research, Greenhouse Planting, Orchard Nursery, Horticultural Planting, Tree Planting, Pot Planting, Etc.Product Size: Approx. 18.6cm / 7.32in (Manual Measurement, Slight Error May Exist)Weight: Approx. 212g / 7.48oz .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 EC Tester (Battery Not Included)Note1. The probe must be in full contact with the soil and compacted to ensure data accuracy.2. The soil rapid tester only tests dirt and soil, and is not suitable for dry flour, small stones, organic wood chips, liquid particles, etc.3. In order to improve the accuracy of the test results, please use the method of multipoint test to get the average value during the test.4. When using, pay attention to the test point not to touch the stone, do not use too much force, otherwise it will easily damage the electrode. It is not suitable to be inserted in the soil for a long time, as it is easy to oxidize.5. After the measurement, clean the soil particles on the surface of the probe with gauze in time to keep the probe dry.6. Please note that the new type and old type of this product will be sent randomly,and make sure you will not mind before ordering.