Specifications High-concerned Chemical: None Nominal Capacity: 12800mAh Weight: 650g Voltage: 14.4V, 14.8V Application: Compatible with iRobot Roomba 600, 700, 800, 900 series Model Number: Compatible with iRobot Roomba 600, 700, 800, 900 series Type: Li-Ion Origin: Mainland China Certification: CE, FCC, RoHS, UL, KC Wide Compatibility: Compatible with iRobot Roomba 600, 700, 800, 900 series: 900, 960, 966, 965, 800, 801, 805, 850, 860, 877, 890, 891, 895, 880, 861, 864, 866, 790, 785, 780, 775, 774, 770, 767, 765, 761, 760, 700, 699, 696, 695, 694, 691, 690, 685, 681, 680, 677, 676, 675, 671, 670, 665, 655, 654, 653, 652, 651, 650, 645, 640, 635, 632, 631, 630, 625, 620, 615, 614, 610, 605, 600 Replacement Battery for iRobot Roomba: Type: Li-ion, Voltage: 14.4V, Capacity: 12800mAh. Compatible with iRobot Roomba 600, 700, 800, 900 series that use Li-ion batteries. Note: Not applicable to Roomba models using Ni-MH batteries. Upgrade to Lithium Battery: Once fully charged, allows your robot to run for 2 to 3 hours (varies by model), so your Roomba won't need multiple charges for a single cleaning job. Years of Use: In addition to longer runtime, the lithium battery offers superior longevity with up to 800 charge cycles, providing reliable performance for 1-2 years, reducing the need for frequent battery replacements. Safe to Use: UL and CE certified lithium battery cell. Protection against over-charge, over-discharge, over-voltage, over-current, over-heating, and short circuit. Designed with safety and reliability in mind to enhance your experience.