Extended capacity vibrating battery. 3.6 Volt Li-Ion Cellular Phone Battery. Fits models; Nokia 5100 series, Nokia 5100(Old), Nokia 5110, Nokia 5120, Nokia 5125, Nokia 5130, Nokia 5160, Nokia 5160i, Nokia 5165, Nokia 5170, Nokia 5170i, Nokia 5180, Nokia 5185, Nokia 5185i, Nokia 5190, Nokia 6100, Nokia 6100 series, Nokia 6110, Nokia 6120, Nokia