Home laptop battery TOSHIBA R400-S4931 batteries Compatible Laptop Battery for TOSHIBA R400 S4931 Click to enlarge Find other parts of your TOSHIBA R400-S4931 Code:1 Special price: $AUD Number: Brand new product with 1 year warranty! This R400-S4931 batteries replaces: This R400-S4931 batteries is compatible with the following models: