Great.  Um as for the energy source um , you know , almost every remote control uses just batteries , but we don't have to be limited by that. We can use a hand-dynamo. Um I don't know what that means , we crank it ?
Uh It's I think it's basically the more you move i it , it's got a wee thing inside that just kinda  powers it.
Right , it's like those watches that you c
Uh yeah.