coil technology. so you have this metal coil and this magnetic plug that goes back and forth whenever the ball is moved and it stores up the power and you can use it later. >> jessica, is that -- you guys decide who answers this, it's no-month in me saying jessica, jul julia, jessica. is it hardy can kids in africa use it as a soccer ball and play with it and take it home and plug stuff into it? it sounds neat. >> definitely this ball we've played with it in skirts and dresses, you can play with it like it's a normal ball. but it can still withstand the normal developing world environmental issues. it's waterproof, you won't get dirt inside the socket. it works really well. >> how about you on the right who is also jessica, i believe? >> yes, i am. >> tell me about the cost of this thing. how would we distribute it. is it out there already? >> sure. we want to pilot study launched