Inpute: 110V-220V AC; Output:12V 20A 480W DC Max; There is a switch , choose the input voltage 110V/220V that suits your specific requirements with the switch feature. We have already adjusted the switcher to 110V for our US
High Efficient: There is no cooling fan in the case, silent running, stable performance. Aluminum case with many holes makes heat dissipation more efficient
Safe Features: The Switching power supply has Automatic over voltage cut-off, automatic thermal cut-off, overload cut-off, short circuit protection. No noise, low temperature operation
Important Note:This multifunctional switching power adapter is designed for indoor use to meet your power needs. Please don't run it overload .The max use should be no more than 80% of the full loads. the power adapter is non-waterproof, please use indoor
Widely Uses: 12V 20Amp power supply is perfect for 5050 3528 12V LED Strip Light / LED Pixel / LED Matrix, WS2812B, WS 2815 1903, WS 2811 2801, CCTV Camera, Wireless Router, Security Cameras and so on