Now you can use your Samsung Galaxy S4 at full capacity again without worrying about the battery life. With a new and improved technology and a capacity of 2600mAh you can enjoy your smartphone and make the most of its cool features. Compatibility - Samsung Galaxy S4 Key Features - Original 2600mAh Battery for Samsung Galaxy S4 - Increased battery autonomy - Safe charging features: anti-overload, anti-overheating - Superior technology, build quality and long lasting life