Replaces or upgrades your faulty or damaged Samsung Galaxy Ace S5830 battery. Works like the original manufacturer cell phone battery but at a lower cost. Stay connected with your family and friends by getting extra battery power today. This replacement battery has an integrated microchip that prevents overcharging and lengthens battery life. Best replacement for the original battery with comparable standby and talk time. - Capacity: 1600mAh - Replaces your old damaged battery - Built-in decoder - Suitable for Samsung Galaxy Ace S5830 - Contains 2 batteries per pack