HP Compaq Presario CQ56-110US Battery Replacement - iFixit Repair Guide
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
Laptop Battery For HP COMPAQ CQ32 CQ42 CQ43 CQ56 CQ57 CQ58 CQ62 CQ72 Battery for Laptop HSTNN DB0W HSTNN IB0W|Laptop Batteries| - AliExpress
Synergy Digital Laptop Battery, Compatible with Compaq Presario CQ56-133EF Laptop, (Li-ion, 10.8V, 6600mAh) Ultra High Capacity, Replacement for HP MU06 Battery - Walmart.com
Amazon.com: Laptop Battery for HP Presario CQ42 CQ56 CQ57 CQ62 : Electronics