Upgrade the power source of your Samsung Galaxy Mega 6.3 with this high-quality replacement battery. With a capacity of 3200 mAh / 12.16 Wh, this battery ensures long-lasting performance and reliable power supply. It is compatible with various models of Samsung Galaxy Mega 6.3, including AT&T, Samsung, and Sprint. The battery is made of Li-ion Polymer material and operates at a voltage of 3.8 V. It is designed to fit perfectly into your phone, ensuring easy installation and use. This battery replacement is an ideal solution for those who need a replacement battery or want to upgrade their phone's power source.