Mm-hmm.
Um , what other functions ? We need  I'm not sure if we need a design um decision now , but we should think about  c 'cause you've got the dilemma between  oh batteries , that's what I was thinking about. Mobile phone batteries , what kinda battery is that ?
Um they're they're specially made for the for the mobile phones , but they come with a charger , I mean you could you could bundle a charger in with it but
Well they la they they last quite a long time ,