The Tessel 2 is a development board with on-board WiFi capabilities that allows you to build scripts in Node.js. This Tessel provides you with a connected hardware prototyping system that can be used in multiple different applications. Each board boasts thorough command line tools that make it simple to deploy your code, set WiFi credentials, and easily manage authentication needs. With the Tessel 2 you will be able to interact with the physical world from sensing to actuation to connecting with other devices. It should also be noted that though the Tessel 2 is programmable in JavaScript it does possess the ability to support other languages as well!