dc power supply 1.CCC,UL,SAA,CSA,BEAB,PSE,GS, ... FCC,BSMI,C-Tick, SAFETY Approvals. 2.Two-year warranty. dc power supplyCertification ROHS ,UL,SAA,CSA,BEAB,PSE,GS,CE,CB ... ,FCC,BSMI,C-Tick, SAFETYElectric performance :l Output power (max) 6WOutput voltage 3VOutput current 2Al Input voltage 90- ... Cl Insulation resistance 500Vdc 100MΩmin between AC plug and DC plug and case. Packingone pcs in a bag film, ...