BL-5B battery for Nokia 890mAh 1.Double IC, OEM 2.MOQ:10pcs 3.Paypay,Escrow.. 4. ... extends the standby time and talk time;09.Dual IC protection design ensures the safety and extends the battery’ ... extends the standby time and talk time. 2.Dual IC protection design ensures the safety and extends the battery’s ... fixing, each PCB is tested to make sure the IC is working as well as the capacity reaches the ...