Li-ion Battery Pack, Replacement for V3X/V8/C261 3.7V 700mAh Replacement Battery for Motorola C257, KRZR K1, Motokrzr, RAZR V3X/V8, SLVR L2/L6/L7 Cell Phone Compatible Part Number: SNN5768, SNN5768A, SNN5781A, SNN5779, MOT-SLVR, BC50, BC60 Battery Type: Li-ion, Volts/AmpH: 3.7V 750mAh Brand new, 1 year warranty!