Advanced Power System (APS) Battery for Roombaź 500 Series Item# 80501
The APS Battery powers Roomba for up to 120 minutes of continuous clean up. Keep two batteries on hand to double the cleaning time. This APS Battery is compatible with Roombaź 500 Series models. Replacement battery for all Roomba 500 Series models. Charges in less than 3 hours.
Merchant: Vacuum Cleaners Etc.