MiniSuit 2-in-1 Battery Case Cover for Samsung Galaxy S3 III i9300 (2400mAh) Compatible Model: This 2-in-1 Extremely portable external back up battery case is for the new Samsung Galaxy S3 III i9300 for AT&T, Sprint, T-Mobile, Verizon, and US Cellular. (Device not included.) Feature 1: Provides the extra the juice that your phone deserves. Power indicator and switch conveniently located on back. Uses regular USB cable (not included). Capacity: 2400 mAh. Full Charge Time: 6-7 hours Feature 2: Protects your brand new phone in style and function. Accessibility to all ports, camera, and buttons without having to remove case. Sleek and thin design will be sure to accentuate your phone's natural beauty. MiniSuit Keychain Cleaner Included.