About this replacement
Designed for Acer devices. Compatible models include Aspire One 531, Aspire One 751, Aspire One 751-Bk23, Aspire One 751-Bk23F, Aspire One 751-Bk26, Aspire One 751-Bk26F, Aspire One 751-Bw23, Aspire One 751-Bw23F, Aspire One 751-Bw26, Aspire One 751-Bw26F, Aspire One 751h-1021, Aspire One 751h-1061. Replacement part numbers include UM09A41, UM09B7C, UM09B31, UM09B34, UM09B7D, UM09A31, UM09A71, UM09A73, UM09A75, UM09B71, UM09B73. Key specifications: 11.1V, 4400mAh, Li-ion.