[Tuya Smart WIFI Online PH ORP Controller]Download "Tuya" APP, WiFi Connection/Intelligent real-time data transmission, you can view the current data, historical data, abnormal high and low data alarms on the mobile phone, etc. Unlike other WIFI water controllers this PH ORP TEMP Meter can export data to Excel/email for viewing and sharing, and even better news is that one phone can control multiple devices! you can get PH and ORP readings. It makes testing more accurate and convenient. [Easy Operation]Test Ph/ORP/Temperature simultaneously, immerse the tester's electrode in water and wait a few seconds to get the data. No need to match colours one by one like test strips. Easier and more convenient to operate, complete with plug for easy control system setup. Support mobile phone APP one-touch backlight control, easy to read even in dim light. requirements. Compatible with iOS and Android systems. [APP Real-Time Monitoring]Record Data for a Long Time, easy to compare and analyze and formulate solutions, compatible with iOS and Android systems. Set the high and low alarm value, if the set value is exceeded, it will alarm. [High-Precision Replaceable Electrode, Wide Application Range]Suitable for Swimming Pools And spa, fish pond, also suitable for aquarium, sea water, marine/salt water fish tank PH & ORP test. [Product Use Safety]Fuse Protection, When the current is abnormal, it reaches a certain height, it will cut off the whole circuit and play a protective role Plug Type: EU Plug, it applies to Indonesia, Germany, France, , Italy and so on. Note: Please read the user manual for specific operations. voltage: AC220V Material: Plastic colour: As shown Package Contents: 1 x PH ORP Temp Aquarium Water Quality Tester Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.