【Automatic Soil Moisture Meter for House Plants】 Plant water meter digital for indoor potted plants with battery operated(BATTERY INCLUDED) feature automatically tests the soil moisture every 2 hours and alerts you when to water. It is a super helpful tool for taking care of your flowers, greenhouse, garden, lawn, yard, farm, etc. Especially for some delicate plants which are very sensitive to over or under-watering. 【Simple & Easy To Use】 Plant moisture meter for house plants with a 4.33” long sensitive sensor probe, just stick the probe into soil and get an accurate results instantly. Showing through 3 colors indicator: Green Flash Once indicates just right / Yellow Flash Three Times indicates it’s time to water / Red Flash indicates WATER NOW! 【Compact & Portable for Indoor & Outdoor Use】Plant moisture gauge with portable and lightweight features which is convenient to carry around using in home, lawn, farm and backyard. Ideal for using on any house plants, even for big potted plants. 【Simplified Your Life】 Geevon automatic water sensor for plants can be always left in the soil to monitor the growing conditions of your plants and responds quickly to provide accurate readout. When you need to take care of a lot of houseplants, you don't have to remember when you watered this or that, just check each one with the moisture meter and water accordingly. 【Important Tips】Electronic soil moisture sensor for indoor plants designed for testing the soil moisture and should NOT be used in liquids. Away from rocks and extremely hard soil to avoid probe damage, and clean the probe after each use to ensure a more accurate result.