TDS&Soil Tester: TDS meter are widely be used for all Water Quality Testing, Water Purification Applications, Aquaculture, Hydroponics, Pool & Colloidal Silver, Soil tester is use for soli PH, mosit and light of Plant.TDS Tester: Test the purity of drinking water to ensure it's healthy, widely be used for all Water Quality Testing, Water Purification Applications, Aquaculture, Hydroponics, Pool & Colloidal Silver, Water Treatment and more.4-in-1 multifunctional soil tester: 4-in-1 Soil Tester for plants and lawns, Measuressunlight (9 levels),soil moisture (5 levels),soil pH (12 levels)andtemperature (C & F)8 inch or 200mm long probe, Auto shut power off, Survey light intensity of current environment, Fast and precise measurements, Backlight feature. Great tool to help fix your lawn when grass does not want to grow in certain areas of your yardWidely use: TD&EC meter ideal for testing drinking water, swimming pools, aquarium, spas, hydroponics, food and more. Soil tester is applicable to garden, farm, potted plants, succulent plants, etc.Material: ABScolour: bluePackage Contents:1 x TDS tester1 x Soil Tester20 x tagsOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.