Modular modules allow for flexible assembly, resulting in more organized storage Free assembly of modules Card slot combination on demand Triple protection for greater peace of mind and reliability Standard SIM card eject tool makes card removal and replacement effortless It can also be used as a flathead wrench and flexible mounting, easy to carry Due to different batches, there may be differences in product appearance and printed text, which will not affect use. Color: Black Material: Aluminum Alloy + Silicone Package Contents: 1*Memory card case Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.