Korean designer uses advanced chip IC, CE certified products have had. Very low failure rate.

Input voltage: AC100-240V, 50 / 60Hz
Output power: 1-60Wmax
Output voltage: 3V-24V
Overvoltage protection: 120% min
Overcurrent protection: 120% min
Short circuit protection: automatic recovery
Output voltage accuracy: ± 3%
50,000 hours MTBF
45 ℃ full load burn-in, 100% burn-in test
Working temperature: 0 ℃ - 40 ℃ 8
Storage temperature: -20 ℃ - 85 ℃
Storage humidity: 5% - 90% RH
Insulation voltage: AC 3000V (Min), 5mA (Max)
Insulation resistance: DC 500V 100MΩ (Min)