This is a Mario Question Mark Storage Box with a completely redesigned internal structure, measuring 80 x 80 x 80 mm.

The interior features a modular design, allowing users to freely combine storage modules of various sizes to hold a wide range of items—including MicroSD and SD cards, USB flash drives, batteries, Switch game cartridges, screws, small components, and more—perfectly meeting both everyday and on-the-go storage needs.

The lid employs a rotating locking mechanism, enhanced with a dedicated color‑indicating feature. Users can quickly determine whether the lid is locked or unlocked simply by observing the color change, ensuring safer and more intuitive operation.

🔧 Product Features

🧩 Modular Storage Structure

• Supports three module specifications:
  • 100% Occupancy: One box can accommodate a single large module.
  • 50% Occupancy: One box can hold two medium modules.
  • 33% Occupancy: One box can fit three small modules.
• Modules can be freely combined, offering versatile adaptability for different storage needs.

🎮 Multi‑Purpose Storage Solution

• Perfect for storing MicroSD and SD cards, USB flash drives, 18650, AA, and AAA batteries, Switch game cartridges, screws, small parts, and more.
• Satisfies the storage requirements of gamers, photographers, and DIY enthusiasts alike.

🔄 Rotating Lid Design

• The rotating mechanism ensures smooth opening and closing with a comfortable, tactile feel.
• The design is sturdy and resistant to loosening, making it ideal for on-the-go use.

🎨 Color‑Based Locking Status Indication

• The lid displays different colors depending on whether it’s locked or unlocked.
• Users can instantly see whether the lid has been securely closed, enhancing safety and convenience.

🖨️ Optimized for FDM Printing

• No supports required; easy to assemble with a robust, durable build.
• Supports dual‑color printing for even more striking visual results.