OUTPUT VOLTAGE ADJUSTMENT RANGE: 4.5-5.5 VDC USABLE POWER: 15 W INPUT VOLTAGE: 220 - 240 VAC FREQUENCY: 50 - 60 Hz OUTPUT CURRENT: 3 A OUTPUT VOLTAGE: 5 VDC SECURITY: - overvoltage protection - overload protection - short-circuit protection EFFICIENCY: 82% IP RATING: IP 20 WORKING TEMPERATURE: -20°C ~ +70°C DIMENSIONS: 59 x 34 x 90 mm