Chemistry: Li-ion Brand: For Eufy / Ecovacs Model No.: TW4-11 Condition: Brand new Sub-Type: Replacement Battery Capacity: 4000mAh/4.0Ah 57.6Wh Voltage (V): 14.4V Compatible with Ecovacs Deebot N79, Deebot N79S, Deebot DN622, Deebot DN621, Eufy RoboVac 11, RoboVac 11S, RoboVac 11S MAX, RoboVac 15T, RoboVac 30, RoboVac 30C Max, RoboVac 15C, RoboVac 15C MAX, RoboVac 12, RoboVac 35C.
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