Bargz - 3 In 1 Hydroponic Soil Moisture Light Ph Meter Test Garden Accessories Soil Test 3-in-1 feature includes: testing your soil value, soil moisture level, and sunlight level Keep houseplants, trees and crops healthy This accurate 3-in-1 moisture meter gives instant results, allowing you to choose the proper soil amendments No batteries required Made of analog display, it is durable to use