QQ-Tech&reg;  2400 mA External Protective Battery Case Cover Backup Power Bank Charger for Samsung Galaxy S3 i9300 i747 T999 L710 &uml;C Q16/Red Stylish slim design decent finish, best battery case for galaxy s3; Durable case provides good protection to your galaxy s3 from bumps and scratches; Truly 2400mA power capacity extends your usage; LED indicates how much charges left; 2 colors to select; 1 year manufacture warranty