Synergy Digital Laptop Battery, Compatible with Asus X550C Laptop, (Li-ion, 14.4V, 4400mAh) Ultra High Capacity, Replacement for Asus A41-X550, A41-X550A Battery - Walmart.com
BattPit: Laptop Battery Replacement for Asus X550LA 0B110-00230000 0B110-00230100 A41-X550 A41-X550A - Walmart.com