Home laptop battery compaq Presario 2100US Series batteries Compatible Laptop Battery for compaq Presario 2100US Series Click to enlarge Find other parts of your compaq Presario 2100US Series Code:1 Special price: $AUD Number: Brand new product with 1 year warranty! This Presario 2100US Series batteries replaces: This Presario 2100US Series batteries is compatible with the following models: