shoot , forget that. Kinetic is um  and how many of those will we need per  we only need one.
Just one.
Okay. Electronic simple chip on print , and we'll need one of those.
Uh uh yeah , I think we can do it all with simple  Just checking that. Yeah , simple , 'cause we've just got push buttons , so we can do it all with simple which is the ch should be the cheapest.