Connect and charge up to 4 USB devices directly to a mains socket, anywhere in the world. Suitable for most items that are charged via USB, including iPhone, iPad, mobile phones, Samsung Galaxy, Tablets, digital cameras, GPS, Game Consoles... With 4 interchangeable plugs (AUS, US/Japan, Europe, UK) for worldwide use Automatic multi-voltage 100-240V Output 2.1A Max. (Unlike 0.5A and 1A USB chargers, devices such as iPad can draw sufficient power from the Korjo USB 04 to charge quickly and efficiently). Use with your own USB cables (cables not included in this package) Instructions included. Input connections: AUS/NZ, EU, UK, USA/Japan Input Voltage: AC 100-240V, 50/60Hz Output Voltage: 5.0V +/- 0.25V Output Current: 2.1A (Max) Overpower protection: 12.5W @ 220V AC Short Protection: Auto recovery