AC 110V/220V to DC 12V 40A 480W Universal Regulated Switching Power Supply Adapter Transformer Driver Converter for LED Strip Light, CCTV Security Camera System, Computer Project, black

Dual input voltage: AC 110V/220V.
Output: DC 12V 40A max. Output voltage is adjustable ±15%. INDOOR USE ONLY! Two sets of output channels. With two independent output channels, it can power more devices. The maximum output of each channel can reach 40A 480W. Total output power of the two channels is 40A 480W. Works with devices that draw less than 40A, such as DC 12V 1A~30A. The max use of power should be no more than 80% of the full load, 32A 384W. Over Voltage Protection, Overload Protection, Over Current Protection, Over Temperature Protection, Short Circuit Protection. High quality and widely used in industrial automation, electronic equipment, LED display, LED lighting, LED strip, CCTV cameras security systems, computer projects, home appliances, etc. Over Voltage Protection, Overload Protection, Over Current Protection, Over Temperature Protection, Short Circuit Protection. Why does the LED power supply stop working? Maybe the overcurrent protective switch (in the power supply) is disconnected. Please unplug your AC cable; it's important! Then wait about 10 minutes. It will auto recover.

Then reconnect it, and it will work well