Credit: JustLook361TL;DRWalmart’s Onn 4K Streaming Stick is already appearing on store shelves.The device reportedly costs $30.It comes with a remote (with batteries included), an 11.8-inch HDMI extender, a 4.88ft AC adapter with cable, and a guide.It has only been a week since details about a new Onn 4K streaming stick emerged online. Now Walmart customers are already spotting the device sitting on store shelves.Don’t want to miss the best from Android Authority?