This is a Genuine Toshiba PS0010UA1BRS Battery for the Dynabook Portege X30W X30W-J laptop model. It has a battery capacity of 53Wh/3450mAh, a voltage of 15.4V, and contains 4 cells. The battery type is Li-Ion and it is black in color. It is compatible with the Toshiba Dynabook Portege X30W X30W-J series. Made in China.
eBay