1Remote Control: 6 in 1 PH temperature meter can be remotely monitored online wirelessly, data is received from time to time, and the data is automatically stored and overwritten after 30 . 2Accurate Data: Online water quality tester uses high accuracy probes, corrosion resistance, long service life, quick response speed, and more accurate and stable data. 3Alarm Function: 6 in 1 intelligent SG tester can click on the PH alarm to set the highest and lowest alarm points, and can set SMS notification or prompt on the APP. 4Stable Data Transmission: 6 in 1 water quality tester can be connected to WiFi, the data transmission is very stable, and a set of data is transmitted within 15 seconds, and there are data graphs for analysis. 56 in 1: EC meter digital multiparameter with multiple functions, can test PH, EC, SG, etc., download for Tuya APP, you can view current data and historical data on your mobile phone. Item Type: Online Water Quality TesterMaterial: ABSProduct Size:Approx. 130 x 77 x 31mm / 5.1 x 3.0 x 1.2inPower Supply: DC6VScope:PH:0.00-14.00pHEC:0-19000us/cm0-199.0ms/cmTDS:0-19990ppm0-199.0pptSalt:0-199.9ppt0%-20%SG:0.990-1.400Temperature: 0C-50C (32F-122F)Resolution: pH 0.01PHEC:1us/cm(1000us/cm)0.1ms/cmTDS:1ppm ( 1000ppm)0.1pptSalt: 1ppm (1000ppm)0.1ppt0.01%SG: 0.001Temperature: 0.1C (0.2F)Accuracy: pH 0.03pHEC, TDS, SALT2%F.STemperature: 1.0CWeight: Approx. 900g / 31.7oz 1 xOnline Water Quality Tester1 x Adapter1 x Electrode1 x Connecting Line2 x Sucker1 x Bracket1 x User Manual1 x Storage Box(Random Sticker) Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.