Features (18W series): CE, UL, CB, TUV-GS and CCC approved Custom-made socket Excellent configuration, high durability Precision molding Specifications: AC input voltage: 100 - 240V, 50 - 60Hz Input current: 0.68A Output voltage: 5V Output current: 2800mA Efficiency: 78% minimum Ripple and noise: <120mV (100 - 240V AC) Standby power: < 0.6W Safety features: Over-current protection Output short-circuit protection Over-voltage protection