Lowman 1600 mah Li-ion Replacement Battery for Samsung Exhibit 4G Sam-T759,M930, CONQUER 4G SGH-I677, FOCUS FLASH SGH-T679... Voltage: 3.7V. Capacity: 1600mAh Package contents: 1 x cell phone battery Built-in IC chip prevents overcharging. Guaranteed to fit your phone Grade A cells ensure longer battery life (500+ cycles) and high-speed, efficient charging high-quality replacement for your original battery.Great as a spare battery for long meetings, business trips, and vacations