Upgrade Power 4500mAh 14.4v Replacement Battery Extended-for iRobot Roomba 500 600 700 800 Series Vacuum Cleaner 785 530 560 650

Brand Name: Teranty
Model Number: 500
Type: NI-MH
Certification: CE
Nominal Capacity: >3500mAh
Origin: CN(Origin)
Set Type: Batteries Only
Bundle: Bundle 1
Replacement Battery: No
Battery Number: 1
Size: 18650