Dyconn SGS3CB X3 Samsung S3/SIII Protective Case with 3000 mAh Battery Backup - Carrying Case - Black Rechargeable 3000 mAh Lithium Polymer Battery Micro-Processor implemented with multi-protection functions 4 LED Lights to indicate battery level and charge status Compatible with Samsung Galaxy S III (GT-i9300) AT&T Samsung Galaxy S3 Samsung i747, Verizon Samsung Galaxy S3 Samsung i535, T-mobile Samsung Galaxy S3 Samsung T999, US Cellular Samsung Galaxy S3 R530 and Sprint Samsung Galaxy Se L710 Rechargeable 3000 mAh Lithium Polymer Battery^Micro-Processor implemented with multi-protection functions^4 LED Lights to indicate battery level and charge status^Compatible with Samsung Galaxy S III (GT-i9300) AT&T Samsung Galaxy S3 Samsung i747, Verizon Samsung Galaxy S3 Samsung i535, T-mobile Samsung Galaxy S3 Samsung T999, US Cellular Samsung Galaxy S3 R530 and Sprint Samsung Galaxy Se L710