hi i need some info on the tool battery like does it work or not ? how do u use it to downgrade etc? sorry to ask but cant find much info on it so i thought i would ask here, buying one as i dont have homebrew and i tryed to softmod psp battery but i got a newer version battery so it wont work!!!! so i thought i would use tool battery in case a buy a old one and it still dont work thanks !!!