1、Wireless Monitoring: PH EC Temp water quality detector supports online wireless remote monitoring, data is received in real time and can be stored automatically. 2、WIFI and APP Control: 3 in 1 water quality tester WIFI adopts dual control with APP, in places without wifi, you can use your phone to open the hotspot for APP connection. 3、High Accuracy: ORP PH temperature meter is easy to calibrate and calibration PH supports 6.86 4.01 9.18 7.00 4.00 10.00. 2 calibration methods and provides safer and more accurate measurement. 4、Wide Application: Water quality tester is suitable for water source, soilless culture, aquarium, laboratory, spa, environmental water, swimming pool, water purification system, etc. 5、Multi Language Support: This WiFi smart PH meter supports Chinese, Traditional Chinese, English, French, German, Russian, Japanese, Korean, Spanish and other languages. Item Type: Water Quality Tester Material: ABS Size: Approx. 16 x 11.5 x 4cm/6.3 x 4.5 x 1.6in Range: pH 0.00pH-14.00pH ORP-2000mV-+2000mV Temperature 0℃-50℃ (32℉-122℉ ) Resolution: pH: 0.01PH  ORP: 1mv Temperature 0.1℃ (0.2℉) Accuracy: pH±0.1pH ORP: ±5mv Temperature: ±1.0℃ Alarm Setting Range: ORP-2000-2000 MV Features: with WIFI, APP Function Gross Weight: Approx. 1075g/37.9oz Application: Suitable for Water Source, Soilless Culture, Aquarium, Laboratory, SPA, Environmental Water, Swimming Pool, Water Purification System, Etc. 1 x Water Quality Tester 1 x Connection Cable 2 x Electrode 10 x Accessories 1 x Manual