SLODA New Laptop Battery for Apple A1375 A1370 (2010 Version) 661-5736 020-6920-A 020-6920-B, MacBook Air 11-Inch MC505 MC506 MC505LL/A MC506LL/A MC507LL/A - 18 Months Warranty [Li-Polymer 7.6V 35Wh] Battery Type: Li-Polymer;Voltage:7.3V; Capacity: 35Wh 5000mAh; 4 Cell. 100% New from Manufacturer, High Performance A1375 Replacement Battery. Overcharger and Discharger Circuit Protection, CE-/FCC-/RoHS-Certified for safety. Contain with Durable cells; Low power consumption IC design; Tested with strict quality control standards; Direct warranty from Manufacturer. Warranty: 30 days money return guarantee; 24 x 7 email support.