45-60s Product Explainer Video

I already have photorealistic 3-D renders of the product idea and a complete script. What I need now is a polished 45–60 second product explainer video that shows what the product is, the problem it solves, and its key features and benefits—much like the samples linked below... (Budget: $30 - $250 USD, Jobs: 3D Animation, After Effects, Animation, Motion Graphics, Video Editing, Video Production, Video Services, Voice Over)