portable usb charger 1.safty& heat reduction 2.Over current,short-circuit protection 3.small enough to carry around Specification of portable usb charger : Input Voltage100~240VOutput Voltage5~12VOutput Current0~1.2AFrequency 47~63hzPower6WSize60x26x48mm OEM & ODM accepted!Package information:inner package: polybag ,white box, bubble bag or at your requestOuter package: cartonSuggested ...