Improve battery life

Improve battery life

Original GRS notebook battery with 6600mAh for DELL Studio 1558, 1535, 1557, PP33L, PP39L, 1537, 1555, 1536, replaced: WU946, WU960, WU965, MT276, MT264, KM905, PW773, KM904, KM887, KM958, 312-0702 , 312-0701, A2990667, Laptop Battery 6600mAh, 11.1V (Electronics)
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Customer Review

Unfortunately, the original battery from Dell has no longevity. After 2 years, the battery life diminishes considerably. With the new battery is the runtime was nearly doubled.

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