4-in-1 soil tester for plants and lawns. PH value test range (12 levels): 3.5~9.0 PH. 1 Soil Tester(without battery). Humidity test range (5 levels): DRY +, DRY, NOR, WET, WET +. Sunlight test range (9 levels): LOW, LOW, LOW+, NOR-, NOR-, NOR+, HGH-, HGH, HGH+.
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