... , short circuit and automatical resetting.It is compatible with iPhone, iPod, MP5, Mobile Phone, iPad, and other devices ... ~60Hz. DC 12~24V2,Output Voltage and Current: Travel Charger: DC5.0±0.25V, 1000±100mA3,Plug Tpye ... 60Hz socket, so power is well connected.2, Original USB cable is available when charge iPhone,iPod,iPad and ... future production, please refer to update ones. Travel Charger for iphone 4