Input voltage: 100 to 230V ACInput AC frequency: 50/60HzOutput: DC 3.0/4.5/5.0/6.0V/7.5 V/9.0 V/12.0 V (2.25A)6.70W (min.), 27.0W (max.)Average active efficiency:≥75.89%@3.0V, ≥78.79%@4.5V≥79.51%@5.0V≥83.589%@6.0V≥84.70%@7.5V≥85.523%@9.0V≥86.62%@12.0VEfficiency at low load (10 %):≥78.922%@3.0V≥82.160%@4.0V≥82.431%@5.0V≥83.501%@6.0V≥84.082%@7.5V≥84.470%@9.0V≥84.096%@12.0V %No-load power consumption: ≤ 0.10W