... battery for NOKIA BL-4U. Long standby time. Long talking time. Dual IC, High Capacity. cell phone battery/mobile phone battery Specifications:1,Cell chemistry PCM:LI-ION Battery ... breaking;5,Grade A Li-ion Battery cell with high capacity,high energy environmental protection,durable energy ... .For more details of our factory and products, please feel free to contact us! Mobile Phone Battery for NOK BL-4U ...