Digital Aid PH Meter Professional Quality Water Test Meter LCD Screen High-precision PH Test Pen PH Water Quality Detect

Digital PH Meter Water Tester Pen PPM Purity Aquarium Pool Hydroponic Specifications Material PlasticPower by 2 LR44 button battery Battery included Color white TDS pen red PH pen The White One PictureNameLinkWater Tester TDS penPH Tester Pen Measuring range 0 0 14 0PHResolution 0 1 pHAccuracy 0 1pHAutomatic temperature compensation 0C 55COperating environment 0 50C RH95 Suitable for fresh water and sea water Package included 1 x TDS Tester Pen Note Please allow slight 1 3mm difference due to manual measurement and a little color variation for different display setting The pictures are only for reference please make the object as the standard Thank you for your understanding