Synergy Digital Laptop Battery, Compatible with Asus X52F Laptop, (Li-ion, 11.1V, 4400mAh) Ultra High Capacity, Replacement for Asus A31-B53 Battery - Walmart.com
BattPit: Laptop Battery Replacement for Asus X52F 070NXS1B3200Z 07G016G51875 70-NXS1B3000Z A31-B53 A32-K42 A42-K52 - Walmart.com
Battery For ASUS X52D X52DE X52DR X52F X52J X52JB X52JC X52JE X52JG X52JK X52JR X52N A32 K52 A32 K42|battery for asus|asus x52f batterybattery asus x52f - AliExpress
Laptop Battery For ASUS A40DE X52N X52F K52N K52Dr A32-K52 A32-N82 A42-K52 | eBay