replacement

How long can your battery be used for playing game? I want to buy a replacement for my NDSl and I found this http://www.tinydeal.com/new-1600mah-battery-for-nintendo-ds-lite-pxlme--p-1638.html , is it suitable for the player? What do you think about it? Or any other good suggestions?

Hey everybody, So I recently opened up my wii to do some hardware replacement on it. I replaced the original fan, which had stopped working, with the Talismoon fan (powered by the 5v circuit). Installation was relatively easy, everything went back the way it was supposed to. (BTW, my wii is 2...