Animated sci-fi box model. Modeled in blender and rendered in eevee. Contains hydraulic pistons in the opening mechanism. Already animated, though the animation is customizable. You could add logos to the circle on the top and change the colors of the various lights, all the materials and the interior of the box.
BLEND (Blender, filesize: 2.07 MB), OBJ (OBJ, filesize: 924 KB), FBX (Autodesk FBX, filesize: 356 KB), DAE (Collada, filesize: 759 KB), STL (Stereolithography, filesize: 1000 KB)