This is a protective box to hold and cover the LITROK external remote PC power button, since it's just a single Cherry MX key that seems like it would be easy to accidentally press.

Product link: https://www.amazon.com/dp/B09CZCJYSL?psc=1&ref=ppx_yo2ov_dt_b_product_details

Use with a 1/8" x 3/4" tension pin in the hinge (or whatever else fits).

Creality

Ender 3 Pro

Yes

Yes

0.12 mm

20%

Use with a 1/8" x 3/4" tension pin in the hinge (or whatever else fits).

Run the wires through the small square hole in the back of the box BEFORE you plug it into your PC. It's a little tight, but it'll fit squarely in the bottom of the box.