Coolgo New Laptop Battery for Acer Aspire AS1410-2954 AS1410-8000 - 18 Months Warranty [li-ion 6-cell 5200mAh] High-Quality 11.1V 5200mAh black 6 cells replacement laptop battery for Acer 934T2039F / 934T2055F / AK.006BT.033 / AK.006BT.046 / BT.00603.096 / BT.00603.098 / BT.00605.052 / BT.00607.102 / BT.00607.103 / BT.00607.106 / BT.00607.107 / BT.00607.111 / LC.BTP00.086 / LC.BTP00.087 / LC.BTP00.089 / LC.BTP00.090 / UM09E31 / UM09E32 / UM09E36 / UM09E51 / UM09E56 / UM09E70 / UM09E71 / UM09E75 / UM09E78 Quality Certication: All the products pass the ISO9001, CE and ROHS, FCC multiple international authentication and completely accord with environmental protection requirement. Consummate Design: Excellent design makes the product not only has the overcharge, discharge and short circuit multiple protection, but also to balance charge-discharge of all the internal cells. Environmental Test: Standard modern assembly line. All products have passed a variety of charge-discharge and aging test before they leave the factory. 100% quality test for all items. Operation time: For standard battery(6-cell, 4400mah): 2-3 hours; for extended battery(12-cell, 8800mah): over 4 hours (Note: The actual operation time depends on how much electricity is required by the device and how you use the battery.)