10400MAH Laptop Battery For HP COMPAQ Presario CQ57 CQ56-100 CQ62-100 12Cell | eBay
Synergy Digital Laptop Battery, Compatible with Compaq Presario CQ56-112NR Laptop, (Li-ion, 10.8V, 8800mAh) Ultra High Capacity, Replacement for HP MU06 Battery - Walmart.com
HP Compaq Presario CQ56-110US Battery Replacement - iFixit Repair Guide
Synergy Digital Laptop Battery, Compatible with Compaq Presario CQ56-102EG Laptop, (Li-ion, 10.8V, 4400mAh) Ultra High Capacity, Replacement for HP MU06 Battery - Walmart.com