Home laptop battery compaq Presario 2171US-DM726AR batteries Compatible Laptop Battery for compaq Presario 2171US DM726AR Click to enlarge Find other parts of your compaq Presario 2171US-DM726AR Code:1 Special price: $AUD Number: Brand new product with 1 year warranty! This Presario 2171US-DM726AR batteries replaces: This Presario 2171US-DM726AR batteries is compatible with the following models: