Number the box. Photograph what's inside. Describe it. KontexVoX handles the rest.
You're unpacking in your new place. You're looking for the coffee maker.
Which box is it in? You open them one after another. An hour lost. Two.
The coffee maker was in box 14.
Photograph the contents of each box. Number visible on the box.
"Box 14 — coffee maker, mugs, kettle, filters."
You search "coffee maker" and you know: box 14.