The company, for the time being, still appears to be awaiting FAA approval. Making that approval the only apparent remaining hurdle to cross. The retailer seems confident that this year will mark the start of the trials, however. And it’s shown off its newest drone hardware, pictured below and above, in the interim. That’s in addition to some other designs that the craft may take once it’s finalized — or for packages of varying weights and sizes. The unmanned aircraft feature a lightweight six-sided design with six blades and a battery of sensors in a sleek build.