Exmate Upgraded 4.8Ah 14.4V Battery Compatible with iRobot Roomba 500 600 700 800 Series 500 510 530 535 540 545 550 552 570 580 581 582 595 600 630 650 660 700 760 770 880;

Ni-MH VS Ni-CD
1. Ni-MH battery is much more eco-friendly then Ni-CD battery, make no pollution to the environment.
2. The memory effect of Ni-MH battery is much smaller then Ni-CD battery, almost no memory effect.
3. Ni-MH battery's lifetime is longer then Ni-CD battery.

Replace for:
iRobot Roomba: 80501, 53847243

Compatible with: ( Please seach with "Ctrl+F" )
iRobot Roomba R3 500, 600, 700, 800 Series:
500, 510, 520, 521, 530, 531, 532, 533, 535, 536, 540, 545, 550, 551, 552, 555,
560, 561, 562, 563, 570, 580, 581, 582, 585, 595,
600, 610, 620, 630, 631, 650, 653, 654, 655, 660,
700, 760, 761, 770, 775, 780, 790,
800, 870, 871, 880
900, 980

Guarantee:
1. Thirty-days full refund and return
2. Lifetime friendly and warm heart service

Package:
1 x Rechargeable Battery

Announcements:
1. If it's necessary, please using a cotton swab with alcohol to clean the battery contacts.
2. Before recharging the batteries, please make sure that the batteries have already coolled down.
3. For safe transportation, the batteries have not been full charged, after three cycles (full charge and full discharge for three times), the batteries can reach the best condition.