Samsung Galaxy S3 SGH i747 AT&T - External Dock Battery Charger + Micro USB Data Sync Cable + Universal USB Car Charger - Wall Home Spare Extra Travel III Brand New generic & high quality Battery Charger Smart LED indicator shows charging status. Red - Charging Blue - Charged Charger is designed with a foldable A/C plug that charges your cellphone battery anywhere Quick charge with automatic constant current control prevents battery from overcharging, short circuit, and electronic shock Compatible with: Samsung Galaxy S3 SGH i747 AT&T