Hộp đựng thẻ nhớ MicroSD

It is difficult to open the case, perhaps the locking protrusion should be made 0.4 mm rather than 0.5 mm. The cards come in tight, they do not fall out of the case as in other models. In the photos, the model is printed from PETG, the nozzle diameter is 0.4 mm, the layer height is 0.2 mm.