Egoway Replacement Battery for Macbook Pro 17" A1189 A1151 A1212 A1229 A1261 (Aluminum Body as Original) Battery Type: Aluminum Body as Original (Not Plastic); Li-Polymer; Voltage: 10.8V; Capacity: 6300mAh; 9 Cell. 100% New from Manufacturer, High Performance Replacement Battery for MA458LL/A / MA458 / MA458*/A / MA458G/A / MA458J/A / MA092 / MA092CH/A / MA092J/A / MA092KH/A / MA092LL/A / MA092TA/A / MA092X/A / MA611 / MA611*/A / MA611B/A / MA611CH/A / MA611*D/A / MA611J/A / MA611KH/A / MA611LL/A / MA611X/A / MA897*/A / MA897J/A / MA897LL/A / MA897X/A / MB166*/A / MB166B/A / MB166J/A / MB166LL/A / MB166X/A / MB766xx/A series. 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: 18 Months warranty, 30 days money return guarantee, 24 x 7 email support.