TDS Digital Meter Tester Pen for Water Quality Hangzhou Ruichang Import and Export Co., Ltd. Base Info Model NO.:T13Display:DigitalAppliance:Water TesterPortable:PortableType:TDS MeterTrademark:OEMTransport Package:200 PCS,CartonSpecification:15.5*3.1*2.3Origin:ChinaHS Code:9026809000 Description Pre:Handheld Digital TDS Tester TDS Meter TDS-3 Water Tester Next:TDS Digital Meter Water Tester Pen for Water Quality