Specification: Battery type: Li-ion Voltage: 11.1V (Compatible with 10.8V) Capacity: 5200mAh Cell: 6 Cells recharge cycles： 500 Operation time: Around 2-3 hours Compatible Models： FOR DELL Studio 1535 FOR DELL Studio 1536 FOR DELL Studio 1537 FOR DELL Studio 1555 FOR DELL Studio 1557 Compatible Part Numbers： KM904 KM905 MT264 MT276 PW773 WU946 WU960 WU965.
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