Go to Amazon Sites : br br BTExpert? for Asus N56Vz-S4035D N56Vz-S4036V N56Vz-S4044V N56Vz-S4049V N56Vz-S4054 N56Vz-S4054V br br Condition Brand New - Color Black - Dimensionmm mm - Type Lithium Ion - Capacity Power 5200mAh - NWg 356 - Unit Cell 6 This Replacement battery is guaranteed to meet or exceed original specifications br Quality Durable and Utilizes high quality grade A cells for higher performance and more reliability Fast charging Low power consumption Built-in protection circuit ensures both safety and stability br Buy with confidence The most cost effective and long lasting product available on the market today Peace of Mind - 30 day worry freeno question ask return policy Fast Shipping br Peace of Mind Freshly produced and brand new environmentally friendly and certified merchandise We dont keep these on shelf because of our high-volume sales We are able to sell good quality products at low prices because we buy direct from Manufacturers Distributors in bulk quantity br BTexpert is a registered trademark protected by the US Trademark Law and is marketed exclusively by BTEXPERT Any attempt to copy relist or resell of BTexpert products without permission is prohibited we reserve the right to take action against violators