This is a DIY sunlight spot, if you want to build it yourself all of the parts are in the description. DIY perks had a shot overview of this smaller version in the video as well but unfortunately he removed this later

Video from DIY perks (bigger version):    • Building a realistic artificial sun (...  

Parts needed:

- Thermal conductive paste (€1,23) https://s.click.aliexpress.com/e/_AmwF13
- 10W LED (I got Sunlight 3000K) (€10,48) https://s.click.aliexpress.com/e/_9GTZd7
- LED Driver (24W so we have some extra power) (€2,72) https://s.click.aliexpress.com/e/_AodNtT
- Magnifier sheet (€1,56) https://s.click.aliexpress.com/e/_9gqXKV
Vinyll wrap, light blue for the sky effect (€4,18) https://s.click.aliexpress.com/e/_A9tRDL
- Thermoplastic connector (€3,93) https://nl.aliexpress.com/item/330005...
- Foam board (€8,96) https://s.click.aliexpress.com/e/_9H5c9f
- Heatsync (€5,98) https://nl.aliexpress.com/item/329749...

Total amount: €33,30