09 Ago AC to DC 12V 5A Power Supply Adapter 60W Converter LED CCTV Transformer
SupportsAC 110V / 220V input with aDC 12V output up to 5A (max). Comprehensive Protection....
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09 Ago AC110V 220V to DC12V 5A 60W Switching Power Supply Adapter LED CCTV Driver
Left is: AC 110V, Right is AC 220V. There is a yellow botton on the right corner. Dust the switcher out every 2 or 3 months if necessary. Then wait about 10 minutes. It will be auto recovered. Then reconnected it, it will work well....