APC Backup Battery Model: SR1000XLA =Tested to power on only, does power on, no further testing. Item exterior is scratched and marked severly all over it. Item Does power on and run but needs a new battery , screen mentions it needs battery attached but it is , it is just dead. has old battery slightly stuck inside of it from swell. Item still works but power just runs the machine and the screen and it would not Backup Battery power right now. Item very dusty inside , and dirty outside.