Alliboo NEW A1331 battery for Apple MacBook Unibody 13" A1342 661-5391 020-6582-A MacBook Air MC234LL/A 13.3-Inch Apple MacBook Pro 13.3-Inch Apple MacBook Pro MC375LL/A 13.3-Inch High Performance 6000mAh A1331 A1342 Replacement Battery. Battery Type: Li-Polymer; Voltage: 10.95V; Capacity: 63.5Wh/6000mAh; 6 Cell. consumption; Built-in circuit protection ensures both safety and stability. About 500 recharge cycles over the life of the battery; CE-/FCC-/RoHS-Certified for safety. Warranty: 12 Months warranty, 30 days money return guarantee, 24 x 7 email support.