- 2 decades agoFavorite Answer
It's about the size of a bee (about the size of your finger tip). The prototype was done by HRL, sponsored by the US military.
US military does not publicize this kind of research, but you can go to hrl.com to check out the company. It has done a lot of so-called next generation nano-technology research. The current issue is the battery life...
- ?Lv 62 decades ago