- Universal AC input / Full range - Protections: Short circuit / Overload / Over voltage - Cooling by free air convection - LED indicator for power on - 100% full load burn-in test - Withstand 300VAC surge input for 5 second - High operating temperature up to 70C - Withstand 5G vibration test - No load power consumption<0.5W - High efficiency, long life and high reliability - 3 years warranty