This can be used with ESP firmware version F1_1.9.8 and above. It is for experimenting / investigating / settings ByVac devices connected to wifi via an ESP8266 module. Use the drop down on the left to select the most appropriate device. This will modify slightly what is sent to the device.
Initial Setup (From factory defaults)
Firmware information and command list (modifying IP etc.)
Upgrading the ESP firmware (Shows how to upgrade using a serial interface)
To use, put the IP address of the device in the box. Type commands in the black window. Commands begin with +++. Try +++info first.