... 5-24V, 4A max Max 20W; Safety: UL, CE, UK, SAA, PSE, EK, CCC 20W laptop adapterInput:100-240VOutput: 5-24V ... , 4A max Max 20W;Safety: UL, CE, UK, SAA, PSE, EK, No-load ... Line regulation: 5% Short-circuit/over-voltage/over-current protection Hi-pot test: 3,800V-4242V AC, 60s, 5mA (maximum) ... 1 EN60065Package: white box or plastic bag, outer cartonROHS 20W laptop adapter