Features:Type A is a small box, type B is a large box, and type C is a professional waterproof box for outdoor use. Features of A and B: with shock-absorbing pad inside, suitable for loading small and miniature electronic devices. It can well protect the internal equipment from being cut by rocks in the field, and it is waterproof, shockproof and dust-proof. Type C is a waterproof case that can be competent in any environment in all weathers, it is easy to use in outdoor activities. Using impact resistant ABS and other accessories, the overall solid and opaque design effectively prevents light penetration. Specially designed to place and protect precision equipment, instruments or other objects, type C is effectively waterproof and free from external dust or moisture. Specification:Condition: Brand NewMaterial: ABS, SpongeColor: BlackOptions: A, B, CTypeOutside Size(Approx.)Inside Size(Approx.)WeightBox Depth(Approx.)Box Body Depth(Approx.)A170*110*48mm/6.7*4.3*1.9 in150*80*40 mm/5.9*3.1*1.6 in149g18mm/0.7in22mm/0.9inB190*120*52mm/7.5*4.7*2.0 in160*90*44mm/6.3*3.5*1.7 in187g20mm/0.8in24mm/0.9inC200*98*82mm/7.9*3.9*3.2 in170*70*75mm/6.7*2.8*3.0in386g//Package List:1 * Storage CaseNote: Only one Storage Case (A, B or C), others in the picture are just photography props, they are not included in the list. .