public Runnable runnableToggle = new Runnable() {
    @Override
    public void run() {
        try {
            String url = "https://api.lifx.com/v1/lights/" + Bulb.this.ID + "/toggle/";

            URL obj = null;
            try {
                obj = new URL(url);
            } catch (MalformedURLException e) {
                System.out.println("Malformed URL");
                e.printStackTrace();
            }

            assert obj != null;
            HttpsURLConnection con = (HttpsURLConnection) obj.openConnection();

            String authS = "Bearer MY_TOKEN";
            con.setRequestProperty("Authorization", authS);
            con.setRequestMethod("POST");
            con.setDoOutput(true);

        } catch (Exception e) {
            e.printStackTrace();
        }
    }
};

Thread t = new Thread(deskBulb.runnableToggle);
t.start();