Home laptop battery COMPAQ Presario 2135CA-DF979AR batteries Compatible Laptop Battery for COMPAQ Presario 2135CA DF979AR Click to enlarge Find other parts of your COMPAQ Presario 2135CA-DF979AR Code:1 Special price: $AUD Number: Brand new product with 1 year warranty! This Presario 2135CA-DF979AR batteries replaces: This Presario 2135CA-DF979AR batteries is compatible with the following models: