... : 1.Factory selling, punctual delivery 2.Short circuit, overload protection 3.CE,FCC,ROHS USA plug 12V 1A AC/DC power adapter ... with CE FCC ROHS : ModelXYYY-002AXYYY-002AXYYY-002AOutputDC output voltage9V12V24VOutput voltage tolerance±1% ±1 ... solder ,lack of components, no tin dross, no short-circuit, no open circuit, no bad led indicator ,no high voltage, no low ...