1. input:100-240V 50-60Hz 2. over voltage/current protection 3. 2 years warranty 4. UL,RoHS,CB,GS,CE,FCC,SAA ... 1. Anti-jamming performance, high reliability.2. DC ripple, high efficiency.3. Lower operating temperature, long service ... range, consistent with the global standard.5. Good insulation, high electric strength.6. Short circuit, overload, overvoltage protection.7. Full load ...