Pickle Container, Quick Pickle Maker, K-30

I was cleaning out my parents' storage and found this. It's likely unused, but since I can't be certain, I've listed it as near unused.

Picre Tsukemono Maker K-30
The Tsukemono Memo is missing.
Capacity: 3.1L

Approximate Capacity:
Medium Eggplant: 8-11 pieces
Medium Cucumber: 10-14 pieces
Medium Turnip: 10-14 pieces
Napa Cabbage: 800g-1100g

Instant Tsukemono Maker - No Weights Needed
Neatly stores in the refrigerator
Long vegetables like cucumbers can be pickled whole without cutting.

Management Code:
M.R.Y.MS
Warehouse ⑥