Li-ion Replacement Battery for Apple A1185 Macbook 13" Series A1181 MA566 MA561 MA254 MB402 White 10.8V 55Wh Battery type: Li-Polymer; Capacity: 55Wh; Cells:6-cell; Voltage: 10.8V;Capacity:5200mah. High quality grade "A" cells. Charges quickly. Longer discharge time. Steady output and low power consumption. More than 500 times charge-discharge cycles.All products are Certified by CE, ROHS,UL1642,FCC for safety. Operation time for standard batteries(6-cell, 5200mah): Around 2 hours, the actual operation time will depend on how much electricity is required by the device and how you use it. 24 x 7 email support, 12-month service. Compatible Models: For Apple MABOOK PRO 13" MB062CH/B MacBook 13" Pro MB881CH/A MacBook 13" A1181 MacBook 13" MA254 MacBook 13" MA254*/A MacBook 13" MA254B/A MacBook 13" MA254CH/A MacBook 13" MA254F/A MacBook 13" MA254J/A MacBook 13" MA254LL/A MacBook 13" MA254SA/A MacBook 13" MA254TA/A MacBook 13" MA254X/AMacBook 13" MA255 MacBook 13" MA255*/A MacBook 13" MA255B/A MacBook 13" MA255CH/A MacBook 13" MA255F/A MacBook 13" MA255J/A MacBook 13" MA255LL/A replacement notebook laptop battery batteries 12-months hassle-free warranty service. Please check if this battery is compatible with your computer before purchasing. Part numbers of compatible batteries and Computers are listed as following.