Feature 1[Real Time Data Reception] Online wireless remote monitoring, real time data reception, automatic storage and automatic coverage after 30 days. 2[Automatically Recognize And Correct] The PH button on the host panel automatically recognizes and corrects, EC, TDS, and SALT are buttons for correction (you can select the correction according to your habits), press the plus and minus sign to add and subtract values for correction. 3[Simple To Use] Click on PH to view the details, you can query the day, week, month, and 15 seconds to transmit a set of data, and there is a data curve graph to provide analysis. 4[Alarm Point] Click on the PH alarm to set the highest and lowest alarm points, and you can set up SMS notifications on the APP, or popup prompts, and automatically send out a popup message prompt when the set value is exceeded. 5[Widely Application] Water quality tester is widely used in a variety of situations, such as food processing, aquariums, sewage treatment plants, laboratories, food testing, etc.Item Type: Water Quality TesterMaterial: ABSProduct Size: Approx. 130 x 77 x 31 mm / 5.1 x 3 x 1.2 inPower Supply: DC6VRange:PH: 0.00-14.00pHEC: 0-19000us/cm, 0-199.0ms/cm TDS: 0-19990ppm, 0-199.0ppt SALT: 0-199.9ppt, 0%-20%S.G: 0.990-1.400Temp: 0-50 (32-1220)Resolution: PH 0.01PHEC: 1us/cm(<1000us/cm), 10us/cm(>1000us/cm), 0.1ms/cm TDS: 1ppm(<1000ppm), 10ppm(> 1000ppm), 0.1pptSALT: 1ppm(<1000ppm), 10ppm(>1000ppm), 0.1ppt, 0.01%S.G: 0.001Temp: 0.1C (0.2F)Accuracy: PH: 0.03pHEC TDS SALT: 2%F.S Temp: 1.0CWeight: Approx. 970g / 34.2oz .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Water Quality Tester1 x Adapter1 x Electrode1 x Connection Line2 x Suction Cup1 x Bracket1 x Manual1 x Storage BoxNotePlease note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.