switching power supply, ac/dc power adapter output: 5V1A US,EU,UK,AU plug avaliable UL,CE ... and current protection for 5V USB travel chargerLeakage Current . <5mADC connector optionalDC cable optionalOperating Temperature 0°C----+55°CStorage Temperature -20 ... USB travel charger swtiching mode power supply, power adapter ,usb charger, laptop adapter, ac/dc adapter, Led driver etc ... , we are trying ...