Home laptop battery compaq Presario R4100 Series batteries Compatible Laptop Battery for compaq Presario R4100 Series Click to enlarge Find other parts of your compaq Presario R4100 Series Code:1 Special price: $AUD Number: Brand new product with 1 year warranty! This Presario R4100 Series batteries replaces: This Presario R4100 Series batteries is compatible with the following models: