EBK&reg;7.3V 35WH New Laptop Battery for Apple MacBook Air 11" (2011 11-inch) A1370 A1406 020-7376-A MC968 MC969 D86147408DADKRQAM Battery type: Li-Polymer; Capacity: 39Wh; Cells:4-cell; Voltage: 7.6V;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(4-cell 5200mah): Around 1-2 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 MacBook Air 11.6" inch A1370 A1406 A1495 (2011 2012 2013 2014 Version) MC968*/A, MC968CH/A, MC968J/A, MC968LL/A, MC968LL/B, MC968TA/A, MC968ZP/A, MC968E/A, MC968B/A, MC968LL/A* MD223*/A, MD223CH/A, MD223J/A, MD223LL/A, MD223LL/B, MD223TA/A, MD223ZP/A, MD223E/A, MD223B/A, MD223LL/A* MD711*/A, MD711CH/A, MD711J/A, MD711LL/A, MD711LL/B, MD711TA/A, MD711ZP/A, MD711E/A, MD711B/A, MD711LL/A*, MD711LL/B* 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.