High quality component suitable for Toshiba Notebooks Compatible with Toshiba Dynabook Portege A30-E, Dynabook Portege X30L-G, Dynabook Tecra A40-E, Dynabook Tecra A40-G Replacement for original battery part numbers PA5331U-1BRS 4 Cells, 154V, 2730mAh, 42Wh, Lithium-Ion Technology V7's high-quality replacement notebook batteries are made from the highest-quality cells available and incorporate all of the standard logic boards, thermal protectors, thermistors and circuit breakers to ensure maximum levels of safety, reliability and efficiency. V7's wide selection is compatible with top-line products from all major manufacturers and meets or exceeds original OEM specifications to provide longer-lasting quality. Features Certification CE Country of origin China Replacement for PA5331U-1BRS Compatibility Dynabook Portege A30-E, Dynabook Portege X30L-G, Dynabook Tecra A40-E, Dynabook Tecra A40-G Brand compatibility Toshiba Type Battery Battery Number of battery cells 4 Battery voltage 154 V