Soil Test Kits Moisture Meter - Jellas 3-in-1 Soil pH Meter Moisture Sensor Sunlight pH Soil Test Kits for Home and Garden, Indoor/Outdoor Plants - Green 3-In-1 Soil Moisture Meter -- 3 in 1 soil tester features moisture meter, pH acidity measurement and light sensor function, allow you to adjust the moisture/pH/Light level accordingly Easy to Use(No Battery Needed) -- Just toggle switch to moisture/ pH/ light position, stick the probe into the soil, then you are able to know & adjust the condition of your plant, no battery needed Accurate Soil pH Meter -- Moisture Range: 1-10 (1-3 Dry, 4-7 Nor, 8-10 Wet), Relative Light: 0-2000lux (0-200 Low, 200-500 Low+, 500-1000 Nor, 1000-2000 High), pH Range: 3.5-8ph (3.5-6.5 Acid, 7-8 Alkaline) Both Indoor & Outdoor Use -- A-must-have soil test tool for outdoor & indoor plants, help you to get an idea of what the plant is currently getting in terms of sunlight/water/pH acidity, then you could adjust it accordingly to keep all your plants beautiful and healthy What You Will Get from Us -- 3 In 1 Soil Moisture Meter; 45-Days Money Back & 18-Month Quality Warranty, Friendly Customer Service