<b>Features:</b><br> 1.Condition:New<br> 2.Material:Metal<br> 3.Certification:CCC & CE<br> 4.Working condition:0~45℃ 20%-90%RH<br> 5.Storage condition:-20℃ ~80℃ 10%~95%RH<br> 6.Protection: Shortage Protection, Overload Protection, Over Voltage Protection<br> 7. Input : AC 100-110V/220-240V <br> （Dual input voltage: AC 100-110V/220-240V there is a voltage selector switch located on the side of the switcher, it ‘s used to set the input voltage to the power supply to either 100-110V or 220-240V. We have already adjusted the switcher to 100-110V for our US customers, if you want to use AC220-240V,don't forget to adjust the switch to the 220V side before use.<br> 8.Output Voltage:12VDC Output<br> 9.LED power supply transformer driver widely used in LED lighting, Home Appliance, Instrumentation, Office Automation, Telecom, Process and Engineering Industries etc<br> Note:IN-DOOR USE ONLY<br><br> 1 Year sller warranty <br> <b>Connection:</b><br> L, N: AC power input <br> : GND<br> -V: DC power output "-"<br> +V: DC power output "+"<br> +V ADJ : Adjust the output voltage (15%)<br><br> <b>Notice :</b><br><b>Package include :</b>1*DC12V 400W 33A power supply transformer<br> This power supply does not come with installation instruction, wiring cable, ON/OFF switch or screws;<br> Professional Installation of qualified electrician is highly recommended Please do not let the product work long hours over rate current<br> Please make sure the power is lower than or equal to the rated power supply<br>