Samsung Galaxy S3 2000 mAh Extended Battery Case, White By Lenmar Lenmar 2000mAh Lightweight, strong and stylish protective case made for the Samsung Galaxy S III Built-in 2000mAh battery, add 72% run time to your phone with original battery* Cutouts in the case allow for proper use of headphones, camera, flash, and charging Charge and sync via MicroUSB cable (included) 1 Year Warranty *Varies by device and settings used