LED Display Switching Power Supply 1.LED AD show 2.Low price and reliability 3.CE ROHS LED Display Switching Power Supply 1)input voltage: AC 100-240V 50/60HZ2)range voltage: AC 90-264V 47/63HZ Protections1)over voltage protection: 120%min2)over current protection: 120%min3)over protection4Short-circuit protection: automatic recovery 5Load regulation: ±5% Environmental requirement 1)operating ...