Run this example from the command line with:

node eg/light-ambient-EVS_EV3.js
const { Board, Light } = require("johnny-five");
const board = new Board();

board.on("ready", () => {
  const ambient = new Light({
    controller: "EVS_EV3",
    pin: "BAS1"

  ambient.on("change", () => {
    console.log("Ambient Light Level: ");
    console.log("  level  : ", ambient.level);


Component Classes in this example:

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