Color: Green Material: plastic Easy to use: No Battery needed, Plug and read. Scientifically accurate: keep your plants in a healthy range How to use: Simply insert the probes into the soil, and you'll get your reading Ideal tool for indoor/outdoor plants, help your plants grow healthy and strong Specifications:pH Range: 3.5-8 Ph (3.5-6.5 ACID, 7 NOR, 7-8 ALKALI) Moisture Range: 1-10 (1-3 DRY, 4-7 NOR, 8-10 WET) Relative Light: 0-2000 lux (0-200 LOW, 200-500LOW+, 500-1000 NOR 1000-2000 HGH) Important Tips: 1. Do not touch the stone or hard rock soil, if the soil is too hard and dry, easy to damage the probes.Copper and Aluminum itself does not belong to the hard material, so if the soil is too dry and hard to insert, you can use auxiliary agricultural tools drill hole and then insert. Design for testing soil ONLY. Do not be used to test pure water or other liquid, electrolytic response index will be affected, can only be used to measure the soil. After using, need to clean and wipe the probes. Don't be inserted in the soil for a long time while using. Package Included: 1 * 3 in 1 Soil Tester.
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