Home laptop battery HP Pavilion dv6821eo batteries Compatible Laptop Battery for HP Pavilion dv6821eo Click to enlarge Find other parts of your HP Pavilion dv6821eo Code:1 Special price: $AUD Number: Brand new product with 1 year warranty! This Pavilion dv6821eo batteries replaces: This Pavilion dv6821eo batteries is compatible with the following models: