Asus P53E battery,high-grade replacement Asus P53E laptop battery from Malaysia(4400mAh,6 cells)
Synergy Digital Laptop Battery, Compatible with Asus P53E Laptop, (Li-ion, 11.1V, 6600mAh) Ultra High Capacity, Replacement for Asus 07G016H31875M, 0B20-00X50AS, A31-K53, A32-K53 Battery - Walmart.com