Instant Soil Hygrometer Monitor: This plant water meter is designed to help you instantly monitor the soil moisture level. It works well for various soil types and all indoor/outdoor plants, from flowers to vegetables. Do gardening like a proAccurate Reading: The soil moisture meter features sensitive tip that provides accurate moisture readings over time, preventing over or under-watering. Don't test it in water and it is not recommend for permanent soil insertion to extend the meter’s lifeEasy to Read: This plant moisture meter includes 3 different colored zones (DRY/MOIST/WET) with 10 scales. The large and clear dial makes it easy to read. No battery required, just insert half of the probe and get reliable resultsGentle on Plant Root: It is easy to remove the probe from soil without damaging plant roots. The 20 cm long brass probe is suitable for small to large pots, built to withstand repeated use. A must-have tool for houseplants, garden, yard, lawn, farmEasy to Use: Check the included watering guide to see your plant's moisture needs. Some plants prefer moist soil, while others thrive in dry conditions. You will get: 2 pcs soil moisture meter with sensitive probe, it comes with red protective cap for sensor safetyAntonki 2 Pack Plant Water Meter, Soil Moisture Tester Hygrometer Sensor, Soil Water Monitor Kit for Outdoor and Indoor Potted Plants, Flower, Gardening, Farming - No Battery Required Brand Name: Antonki Probe Size: 20 cm Plant Type: indoor/outdoor plants Ten Range Dry Range 1-3: Dry to slighty moist, for plants such as Cactus, thick leaved plant Moisture Range 4-7: Slightly moist to moist, right for most plants, such as Begonia, Cyclamen, Euphorbia, Ficus, Fuchsia, Philodendron, Geranium, Saintpaulia, Azalea, Adiantum etc. Wet Range 8-10: Very moist, great for Orchid Note -Do not put it into the water, since this is a soil moisture meter, only for soil water test. -Do not put this moisture meter directly against any hard soil ground. -Do not leave the moisture meter in the soil for a long time. -To make sure of degree of humidity required by your plants, always consult a specialist. You will get: 2 pcs soil moisture meter