Experience the latest, most advanced Lithium-ion technology available today. This battery features a large capacity of 3500 mAh, allowing for much more talk/standby time. Fits the Samsung Galaxy Note 2 perfectly and works with your existing battery door cover.Mega Lithium-ion Battery. Designed for Samsung Galaxy Note 2. 3500 mAh capacity. Stylish finish. Delivers reliable, long-lasting power. Works with existing battery door cover.