Features:<br />Switch power supply? convert AC 110V/220V to DC 12V .<br />Dual input voltage: AC 110V/220V. Thereisaswitch?choosethepropervoltagebeforeuse.<br />Steady and precise output voltage.<br />Shortage protection? overload protection(105%?150%)? over voltage protection(115%?135%).<br />Widely used as the power adapter for Led strip? LED display? billboard? industrial equipment? etc. IN-DOOR USE ONLY!<br /><br />Specifications:<br />Material: Metal case / aluminum base<br />Input voltage: AC 110V / 220V (47?63Hz) by switch<br />Input surge: Cold start 25A@115V AC 50A@230V AC<br />Output voltage: DC 12V<br />Output voltage adjustment range: &plusmn;10%<br />Output current: 33A<br />Output power: 400W<br />Working temperature: -40~65 degree Celsius<br />Humidity: 20%~90%RH Non-Condensation<br />Certification: CE (EMC? LVD)<br />Item size: 21.5 * 11.5 * 5cm / 8.5 * 5.5 * 2in<br />Item weight: 742g / 1.64lb<br />Package size: 22 * 12 * 5.5cm / 8.7 * 5.7 * 2.2in<br />Package weight: 787g / 1.74lb<br /><br />Package List:<br />1 * Voltage Transformer<br><img src="//img.tomtop.com/product/xy/2000/2000/p/tt/h/1/h11013-2-d203.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/tt/h/1/h11013-6-d203.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/tt/h/1/h11013-1-d203.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/tt/h/1/h11013-3-d203.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/tt/h/1/h11013-4-d203.jpg" /><br>