3 in1 Soil Water Moisture PH Meter Acidity Humidity Sunlight Light PH Test Garden Plants Flowers Moist Tester Testing InstrumentFeatures:Perfect tool to test the soil conditions ( Moisture/Light/PH) of fruits, flowers, vegetables, shrubs, etcIdeal and necessary tool for gardeners, vegetable and fruit growers, and all those who plant trees and grassWith high accuracy and easy operation You can take good care of your plantsTake the guess work out of your daily garden watering light and moistureSave water, energy and keep your plants, lawn, flower in top conditionMeasures moisture at root levelNo battery required, simple and convenient to useSimply insert the meter into the soil, switch to the setting you want to measure and read the scaleSpecifiaction:Color : GreenProbe length : App180mmTotal size : Appr 260 x 58 x 36mmMaterial : Plastics + stainless metalMoist readings range : 0 DRY-10 WETLight readings range : 0 DARK-2000 LUMENPH readings range : 8 ALKALIN-35A CIDICMultifunctional : Can test Moisture / Light / pHMoist value (1-10RH):1-3(Red): need to water4-7(Green): favorable moisture8-10(Blue): too wetpH value (8-35):Neutral solution : =7Acid reaction : 7Light value (0-2000 Lux) :Higher values mean the greater the intensity of the lightHelp you to determine if plant getting adequate lightPackage included:1 x Moisture/Light/PH TesterHow To Use :Step 1 : Switch moisture/pH/light positionStep 2 : Stick the probe into the soil about 2-4 inchesStep 3 : Adjust the position of the probe until the pointer on the dial swing slightlyStep 4 : After 10 minutes, Note moisture/pH/light level in the dialStep 5 : Remove probe from soil and wipe clean after each useWarm Tip :Without touching the stone, don't too hard, easy to damage the probeAfter using, need to clean and wipe the probe (can't test the water)Don't inserted in the soil for a long time for usingDesign for testing soil, don't use it to test pure water or too rigid ground