Satechi Compact USB Surge Protector for Charging MP3 Players, iPhone, Blackberry, Android, and Windows Mobile Phones
The Satechi Compact USB Surge Protector provides protection from electrical spikes and surges that can be devastating to both expensive electronic equipment and valuable data.It includes a single power outlet and additional USB charging port that delivers enough power to charge most devices including iPhone 5 and 4S, Samsung Galaxy S3 and S4, and various other tablets or smartphones.The LED indicator near the top of the unit illuminates green to indicate when the surge protector is providing sufficient protection to your equipment.When the protection circuitry has been fully consumed by power and current spikes, this LED light will no longer illuminate, indicating that the surge protector should be replaced.