1,12v 5a universal external laptop battery charger 2,CE,ROHS,SAA,CB,ect 3,2 years ... warranty at least 4,MOQ:100pcs 12v 5a universal external laptop battery chargerCertification CCC,UL,SAA,CSA,BEAB,PSE,GS,CE,CB ... input.l High efficiency , low loss .l Meet “European commission of energy”l Built in EMC/EMI filterl You can choose ... plug and DC plug and case. 12v 5a universal external laptop battery charger