Ideally this should go to someone with a battery, or access to a battery.
It worked last time I used it, several years ago. It does not work now. It could just be a battery but I do not know. Last time I bought a battery it was $50. I do not desire spending that to test this.
Irobot roomba model 510
Roomba (West Boca 33434)
This offer has been gifted to someone and is no longer available.