CyberTech 2PCS (Qty: 2X) High Premium Quality Li-Ion High Capacity 1800mAh Gold Replacement Batteries+Wall USB Charger for AT&T Samsung Captivate Glide I927 Android Phone Portable, lightweight and easy to carry USB Port Output allows you to charge phone directly or provide power to other electronic devices with USB cable (Not Included) This replacement battery has an integrated microchip that prevents overcharging and lengthens battery life 1800 mAh Extra High Capacity, extra-long stand-by times Package Included : 1 x Wall USB Battery Charger + 2 x Replacement Batteries 1800mAh