Mobile Phone Storage Cabinet Durable acrylic storage cabinet with single grid compartments for secure, organized storage of mobile phones and small items. Available in multiple capacities from 20 to 60 grids to suit classrooms, offices, factories, and other shared spaces. Key specifications Material: acrylic Single grid size: height 50 mm x width 100 mm x depth 180 mm Lock type: key lock, including 2 keys Available capacities and overall dimensions: 20 grids: L 42.1 x W 18.5 x H 27.5 mm 25 grids: L 52.5 x W 18.5 x H 27.5 mm 30 grids: L 52.5 x W 18.5 x H 32.9 mm 40 grids: L 52.5 x W 18.5 x H 43.5 mm 50 grids: L 52.5 x W 18.5 x H 54.3 mm 60 grids: L 63 x W 18.5 x H 54.3 mm Why choose this cabinet Organized storage: Individual compartments keep phones separated and easy to locate. Secure locking: Key lock with two keys provides reliable protection for devices and small valuables. Versatile placement: Designed for tabletop use and for wall mounting to save space. Multiuse capacity: Compartments also fit keys, wallets, cards, earphones, and other small items. Portable and practical: Lightweight acrylic construction makes the cabinet easy to move while remaining durable for everyday use. front panel: Detachable area lets you write labels with a marker or leave it blank. Practical applications Classroom and training: Collect and store student phones during lessons and exams to minimize distractions. Office and conference rooms: Secure participant devices during meetings or confidential sessions. Factory and workshop: Keep devices safe and out of the production area to reduce risk and improve focus. Additional notes Product images use the 25 grid template as a default. Please refer to the size chart when selecting a specific grid capacity. The cabinet is supplied with two keys for the lock.