[APP CONTROL]Comes with a WiFi module, just to the WiFi network once and download the APP, you can monitor the temperature of the device you want to control in real time and set the value or turn it on or off at any time [HIGH TEMPERATURE CONTROLLER]The temperature control range: -99 Celsius~+999 Celsius, you can freely control it on the APP, the temperature unit (Celsius or Fahrenheit) , or the heating or cooling mode. Of course, it also supports setting directly through the buttons [MULTIFUNCTIONAL]In addition to the freedom to the working mode (heating or cooling), it also has the function of delay , temperature correction, high and low temperature alarm, emergency stop and sleep. If you operate on the APP, you can also see the past operation records [K-TYPE THERMOCOUPLE]Comes with 1m waterproof temperature sensing probe, high sensitivity, good stability and high measurement accuracy [RELAY SWITCH OUTPUT]The output of the thermostat is -channel relay switch with a of 10A, which can meet various high- loads, working voltage: DC 6-30V, it can be widely used in and industrial equipment, suitable for household appliances, office machines, greenhouses, etc., Manufacturer: Graootoly