Quantity   Component name
1 × ESP8266 Wifi arduino compatible board
1 × Button Classic push button to wake the board up
1 × LED Fiber Optics / Emitters
1 × Battery Evaluation, Demonstration Kits, Boards and Modules / Evaluation Kits, Boards and Modules
1 × FTDI or Arduino board To program the ESP8266
1 × SMTP2GO account To send a mail with the board