1. Desktop style 230V 24V transformer 5a 2. UL,GS,CE,FCC, ... 3. Warranty :2 years warranty at least 4, MOQ: 200 Desktop style 230V 24V transformer 5a Certification CCC,UL,SAA,CSA ... 100MΩ min between AC plug and DC plug and case. Desktop style 230V 24V transformer 5a