Apple MacBook Pro A1398 15.4" Series Silver Aluminum Top Case Keyboard Palmrest Trackpad Assembly w/ Speakers and Battery 661-8311.
Keyboard Language: US English
Touchpad/Pointing Device: Yes
Battery Voltage: 11.26V
Battery Watt-Hour (Wh): 95Wh
Battery Capacity (mAh/Ah): 8440mAh
Battery Type: Li-ion Polymer
Color: Silver
Type: Keyboard Palmrest Touchpad Assembly
Features: Battery Model#: A1494, P/N: 020-8150; Left/Right Speaker Assembly P/N: 923-0660