High Frequency Transformer, Low Frequency Transformer, LED Driver manufacturer / supplier in China, offering 50/60Hz Zigbee Wireless Intelligent Mode 1000m Transmission Distance Lights Manager Controller System, Remote Switch Lights Data Collection PWM or 0-10V Dimming Mode Industrial Street Light Intelligent Lighting Manage System, Light Alarm Intelligent LED Street Lighting Group Manager System Zigbee GPRS Lora Nb-IoT and so on.