A normal, non-radio version of the Kingdom Hearts Lightning Clock is now available for pre-order on the North American and European Square Enix Stores. It costs $97.99/£89.99/€103.49, and will release at the “end of August”, according to the North American listing, and August 2018, according to the European listings (note that to access the European listings, you have to first choose a country).
The product description states:
This quartz clock features the gorgeous and iconic stained glass artwork from Kingdom Hearts. This clock features a back light which automatically turns on in dark spaces, highlighting the charm of its stained glass design.
You can view pictures of the clock below.