1,220v 12v transformer 7A 2.UL,SAA,CSA,,PSE,GS,CE,CB ... warranty:2 years at least 4,MOQ:100PCS/style 220v 12v transformer 7a Certification CCC,UL,SAA,CSA,BEAB,PSE,GS ... current(max) :1Al Input frequency ,:47-63Hzl Depletion ( no load) :<0.3W minl Efficiency(max) 85%Descriptionl All range voltage input.l ... in the electronic digital / communication / security / lighting / medical etc 220v 12v transformer 7a