iRulu Brand 5600mAh 11.1V 6 Cells Laptop Battery for ACER Aspire 5230 5235 5310 5315 5330 5520 5530 5535 5710 5720 5735 5920 5930 6530 6920 6930 6935 7220 7230 7330 7520 7530 7720 7730 8730 8920 8930 Series Extensa 7630G Series, TravelMate 7230 7530 7730 Series GATEWAY MD7801u AS07B31 AS07B32 AS07B41 AS07B51 AS07B71 AS07B72 LC.BTP00.008 LC.BTP00.014 (High Capacity with Original Samsung 2800mah cells---much longer lasting time) Offer you the most high quality and high capacity batteries with Original SAMSUNG 2800mah cells, much safer, no explosion, no combustion, no toxic, no pollution. iRulu Brand New Laptop Battery for Acer Aspire AS07B31 AS07B41 5520 5920 (Pls study the product desription below to make sure your original battery and laptop meet the compatibility of both the part # and models) Shipping from OHIO, USA, 2 to 5 days delivery guarantee. High capacity battery certified by CE and RoHS. 100% OEM compatible! Warranty: 30-day money back & 1-year guarantee!