About this replacement
Designed for Ecovacs, Ultenic, Prixton devices. Compatible models include D83, Deebot U2, Deebot U2 Pro, DGN22, DGN22-11, DGN22-22, DO33S, ECOMB83, D5s Pro, Siesta, GREY+, PUPPY R6. Replacement part numbers include 220-6225-0020, 220-6225-0021, B051-4S1P, NR18650 M26-4S1P-1. Key specifications: 14.4V, 3350mAh, Li-ion.