Power Adapter Input voltage: 100-240V Frequency: 50 / 60Hz Output voltage: 24V Output current: 650mA DC connector: 5.5 x 2.1 x 12mm DC cable length: 1.8m Output voltage regulation: 5% Output ripple and noise: 100mVp-p Efficiency: 80-85% Output protection: Short circuit protection, built-in over-current and over-voltage protection Operating temperature: 0°C to +50°C Storage temperature: -20°C to +85°C Humidity: 10% - 95% RH Aging test: 100% full load aging Cooling method: Natural cooling Protection features: Overload protection at 105% and 150% of rated power with automatic recovery Insulation strength: Input to output AC 3000V / 10mA, 1 minute Insulation resistance: Input to output 500MΩ, Input to case 500MΩ Package includes: Power Adapter x 1