FGY 6 Cell 5200mah Lithium-ion Laptop Battery for Acer Aspire 5517 5532 5516 and eMachines D520 D525 G725 E430 E525 E625 E627 E630 E725 G525 Fits MS2274 AS09A61 AS09A31 FGY Replacement Laptop battery :12 Months Warranty! ;30 Days Money Back Guarantee Battery type: Li-ion; Capacity: 5200mAh ; Cells: 6-cell; Voltage: 10.8V Package indluded:One laptop battery (in strong box) Please charge the laptop battery for 10-20 minutes before turn on your laptop! Weight of the laptop battery : about 11.5 oz