Feature 1Wireless Remote Monitoring: Online wireless remote monitoring, real time data reception, can be automatically stored. 2WIFI APP Function: Dual control with APP, where there is no wireless WiFi, you can use the mobile phone to open the hotspot for APP connection. 3Supports Languages: Support Chinese, traditional Chinese, English, French, German, Russian, Japanese, Korean, Spanish and other languages. 4Wide Applications: Suitable for water source, soilless culture, aquarium, laboratory, hot spring, environmental water, swimming pool, water purification system, etc. 5Premium Materials: Water quality online controller is made of ABS, which is strong, durable and has a long service life. .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; }Item Type: Digital Water Quality MeterMaterial: ABSProduct Size: Approx. 16 x 11.5 x 4cm / 6.3 x 4.5 x 1.6inRange: PH: 0.00-14.00PHTds: 0-19990ppm 0-199.0pptTemperature 0-50(32-122 )Resolution: PH: 0.01PHTds: 1ppm (<1000ppm) 10ppm (>1000ppm) 0.1pptTemperature: 0.1(0.2)Alarm Setting Range: Tds 0-20000ppmFeatures: with Wifi, App FunctionApplication: Suitable for Water Source, Soilless Culture, Aquarium, Laboratory, Hot Spring, Environmental Water, Swimming Pool, Water Purification System, Etc.Weight: Approx. 1075g / 37.9ozPackage List1 x DigitalWaterQualityMeter1 x Connecting Line1 x Electrode10 x Accessories1 x User Manual