The products from the small and medium enterprise industries in Africa stole the show at the just-ended US-Africa Business Summit in Botswana's Tlokweng village.

The nbc News team toured some exhibition stands from Namibia, Botswana, and other African countries at the Royal Aria Convention Centre.

Displaying products at large gatherings such as the US-Africa Business Summit is usually a bit of a gamble when it comes to exhibitors getting a return on their investments instantly.