BAKTH 4400mAh Lithium Replacement Battery for iRobot Roomba 500 520 531 532 540 550 552 560 570 595 600 620 630 650 655 660 700 770 780 790 800 870 880 900 960 980 Scooba 450 Battery type: Li-ion; Voltage: 14.4V; Capacity: 4400mAh. Compatible with iRobot roomba 500, 600, 700, 800, 900 series and Scooba 450 vacuum cleaner. Made with the highest quality materials. High capacity battery for longer running time. Convenient to use. Works as Genuine Parts. Easy to charge and connect. APS battery compatible with all Roomba FloorVac models. Fully compatible with your vacuum cleaner, give you an amazing using experience. The products has been passed CE FCC ROSH Certification. Safeguard features against incorrect voltage, short circuit, internal overheating.