Hi, @kabongsteve
Ok, obniz will find your iBeacon with this.
var target = {
uuids: ["00004980-968d-11e4-b4a9-0800200c9a66"],
};
var peripheral = await obniz.ble.scan.startOneWait(target);
console.log(peripheral.iBeacon)
First, you can check which parts are easy to program with obniz at
https://obniz.io/doc/obnizjs_parts
And each parts page has links to stores.
And There are many famous electrical parts stores like
Adafruit
Sparkfun
Amazon