Battery type:Li-ploymer; Capacity: 59Wh; Voltage:10.8V; Cell:6 Cells ;Model:A1185 A1181 Compatible with Laptop Models:Apple A1185 A1181 MA254 MA255 MA472 MA561 MA566 MA700 MA701 MB061 MB062 MA561FE/A MA561G/A MA561J/A Series. Replacement battery for MacBook 13" MA254B/A MacBook 13" MB062X/AMacBook 13" MA254 MacBook 13" MA254*/AMacBook 13" MA254CH/A MacBook 13" MA254F/AMacBook 13" MA254J/A MacBook 13" MA254LL/AMacBook 13" MA254SA/A MacBook 13" MA254TA/A Fast charges and low power consumption; Built-in circuit protection ensures both safety and stability. Up to 500 recharge cycles over the life of the battery. If you have any questions, please feel free to contact us