psp slim battery on a phat psp help

[supafly12]

ok my psp phat battery got messed up so i tryed to put my slims battery in the phat
it got connected to it for sure caz the charging light was on and 1 minute later it doesent work tryed it in the slim to still not working
can someone help me

[Syphongamer08]

you proly fried it, phat battery and slim battery are way differant

[supafly12]

nvm it works now
i guess i only fried it for a few minutes lol