14.4V, 5200mAh, Li-ion Battery fits Ecovacs, Dbx11-11/21, Deebot T8, 74.88WhBattery Fits Models: Dbx11 11 21, Deebot T8, Deebot T8 Aivi Max Power, Deebot T8+, Dj65, Dlx11 21 61, Dx33, Dx53, Dx55, N5, N8, T5, T8, T8 Aivi Max Power, T8+, T8aivi Battery Part Numbers: S10 li 144 5200 Canadian Batteries have supplied the replacement batteries from Cameron Sino for nearly a decade. We have had zero instances of a product being damaged while using one of our batteries in that time. Canadian Batteries have supplied the replacement