1、Remote 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 days. 2、Accurate Data: Online water quality tester uses high accuracy probes, corrosion resistance, long service life, quick response speed, and more accurate and stable data. 3、Alarm 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. 4、Stable 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. 5、6 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 Tester Material: ABS Product Size:Approx. 130 x 77 x 31mm / 5.1 x 3.0 x 1.2in Power Supply: DC6V Scope: PH:0.00-14.00pH EC: 0-19000us/cm 0-199.0ms/cm TDS: 0-19990ppm 0-199.0ppt Salt: 0-199.9ppt 0%-20% SG:0.990-1.400 Temperature: 0°C-50°C (32°F-122°F) Resolution: pH 0.01PH EC: 1us/cm(<1000us/cm) 10us/cm(>1000us/cm) 0.1ms/cm TDS: 1ppm (<1000ppm) 10ppm (> 1000ppm) 0.1ppt Salt: 1ppm (<1000ppm) 10ppm (>1000ppm) 0.1ppt 0.01% SG: 0.001 Temperature: 0.1°C (0.2°F) Accuracy: pH ±0.03pH EC, TDS, SALT±2%F.S Temperature: ±1.0°C Weight: Approx. 900g / 31.7oz 1 x Online Water Quality Tester 1 x Adapter 1 x Electrode 1 x Connecting Line 2 x Sucker 1 x Bracket 1 x User Manual 1 x Storage Box(Random Sticker)