Synergy Digital Laptop Battery, Compatible with Asus A41-K53 Laptop, (Li-ion, 11.1V, 4400mAh) Ultra High Capacity, Replacement for Asus 07G016H31875M, 0B20-00X50AS, A31-K53, A32-K53 Battery - Walmart.com
COMPATIBLE Laptop Battery A32-K53 A42-K53 For Asus K53 Series Laptop 6 Cell Laptop Battery - COMPATIBLE : Flipkart.com