1. Desktop style 230V 24V transformer 5a 2. UL,GS,CE,FCC,ROHS ,KC,SAA,ect ... years warranty at least 4, MOQ: 200 Desktop style 230V 24V transformer 5a Certification CCC,UL,SAA,CSA,BEAB,PSE,GS,CE ... between AC plug and DC plug and case. Desktop style 230V 24V transformer 5a