High-precision Tap Water Testing Instrument Ec Conductivity Water Pen Tds Convenient 3-in-1 Water Q

3-In-1 Water Quality Testing Pen, Accurate Detection, High-Definition Lcd Display, High-Precision ProbeThe Tds Value Represents The Total Soluble Solid Content In The Water. The Lower The Tds Value, The Lower The Ion Content In The Water and The Higher The Purity Of The Water.Temperature Range: 0-60\/32-140, All Readings Are Automatic Temperature Compensation Sensors, Which Are Faster and More Accurate Than Direct Contact with The Solution Being Measured. Long Press The Hold\/Tempe Button to Convert C\/FIn Fact, Water Quality Is Closely Related to Health. Good Water Quality Can Delay Aging.Suitable for Aquaculture, Drinking Water, Swimming Pools, Aquariums, Food Processing and Other Application FieldsMeasurement Accuracy:2%; 0.5Applicable Fields:Hospitals, Swimming Pools, Disease Control Centers, Water Plant Laboratories, Aquaculture IndustryWater Quality Test Pen:TDS Test PenType:Portable Water Quality AnalyzerPower Supply Voltage:6VMeasuring Range:0-9999ppm; 0-9999us\/Cm; 0-60\/32-140Resolution:1ppm; 1us\/cmBattery:Built-In 4 1.5V Button BatteriesNote:Different Batches May Have Differences In Product Appearance, Color, and Printed Characters, Which Will Not Affect The UseColour:As ShownMaterial:ABSPackage Contents:1 * Invisible Selfie Stick1 * Instructions In Chinese and EnglishOnly the above package content, other products are not included.Note: Light reflection 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.