ALITOVE 12V DC Power Supply 3A 36W Universal AC Adapter 100-240V 50-60hz to 12 Volt Power Adapter Cord 3Amp 2.5A 2A 5.5mm x 2.5mm 2.1mm for LED Strip Light CCTV Security Camera PC Monitor and More Black 1 DC Tip

12V 3A power supply is perfect for 12V devices less than 36W, such as LED Light Strip, CCTV Security Camera , PC Monitor, Bluetooth Speaker, Keyboard, TV Boxes, Router, HUB, Switches, Audio/ Video Power Supply, etc. DC 12V power cord with sufficient 36W output power and stable 12V output voltage will protect your electronic devices from destruction. Safety Protection: This 12 volt power supply comes with automatically overload cut-off, over voltage cut-off, over temperature cut-off, short-circuit cut-off protection. DC plug connector external diameter is 5.5mm, internal diameter is 2.1~2.5mm. Comes with a quick wiring connector. You can easily screw wires on it without soldering. Input: 100V-240V 50/60Hz; output: 12V DC, 3A max; Works with device that draws less than 3A, such as 500mA, 1A, 1.5A, 2A, 2.1A, 2.3A, 2.6A, 3A. Important Note: 1. Before purchasing, please check whether the working voltage of your device is 12V and the current is not greater than 3A; 2. Check whether the DC connector is the same size as the product (5.5mm*2.5mm or 2.1mm, please see the picture for details) 3. This is a ac to dc adapter, it can only supply power for device, it can not be used to charge battery.