Odec Roomba Replacement Battery 14.4V 4800mAh for iRobot Roomba 500, 600, 700 & 800 Series, 2 Pack Ni-MH Battery Pack

Specifications: Battery Type: Ni-MH Battery Volt: 14.4V Battery Capacity: 4800mAh Color: Blue Dimensions: 5.39 × 2.2 × 1.9 inches Package size: 6.69 × 5.12 × 2.56 inches Item Weight: 50.08 ounces Package Weight: 54.14 ounces Compatible Models: iRobot Roomba 500, 510, 530, 532, 535, 540, 545, 550, 552 , 560, 562, 570, 580, 581, 582, 585, 595 iRobot Roomba 600,610, 620, 630, 650, 660 iRobot Roomba 700, 760, 770, 780 iRobot Roomba 80501 880 800 870 iRobot Roomba R3 Package Include: 2x battery Note: Battery come with low power due to transport security, it may reach top performance after 3 cycles of full charge and discharge. For better use, it is recommended to fully charge the batteries before the first use; and for long-term storage, please retain 50% charge at least. High capacity rechargeable batteries are a bit bigger than alkaline ones. Clean the battery contacts using a cotton swab with alcohol when necessary, keeps an efficient connection to the device. We recommend using the battery at least once a month, long term idle may shorten battery's life. Store it in a clean, dry, cool place away from heat and metal objects. Odec Guarantee: 30 Days Money Back Guarantee. Provide satisfactory customer service within 24 hours.