... years 3 pin plug 5v 2a 9v1.5a 12v 1a micro usb adapter : Input Voltage100~240VOutput Voltage3~24VOutput Current2A maxPower15W ... no open circuit, no bad led indicator ,no high voltage, no low voltage, no output, etc Assembly full inspection: to make sure ... temperature resistance, with power ,no bomb unit, no high voltage, no low voltage, no bad led indicator, etc Finished products full inspection ...