Ac 100 ~ 240V, 50/60 Hz; Output: DC 3 ~ 24V maximum 5A 120W adjustable adapter, 3-pin plug. It can provide any voltage between 3 and 324V, such as 3V4V4.5V6V9V12V16V19V2124V and so on. And any ampere less than 5A, such as 300mA, 500mA, 1A, 1.5A, 2A, 2A, 2.5A 3A, 3A, 3A, 3A, a, 4A. The LED display will display the output voltage to prevent your equipment from being damaged by incorrect voltage regulation.The knob can be adjusted more evenly. Increase the closing gear. You can turn off the power without unplugging it. Add converter cables and test leads to be compatible with more devices and expand the application scope. Built-in multiple safety protection systems. Automatic overpressure cut-off, current cut-off, cut-off and short-circuit cut-off. No noise, no spontaneous combustion, no explosion, no fire danger and safe use.This 144W integrated multifunctional AC/DC adapter is suitable for many 3-36V small household electronic products, such as LED light bars, 3D printers, TV boxes, smart speakers, wireless routers, essential oil diffuser humidifiers, USB USB humidifiers, USB USB USB, USBFan, WiFi cameras, USB hub, hard disk boxes, DC appliances, DC pumps, digital photo frames, DVR NVR monitoring systems and so on. Indoor use only. (Check DC jack before purchase: 5.5x2.5mm, compatible with 5.5x2.1mm)The kit includes a 3 ~ 36V144W universal adapter, 14 DC connectors, an inverse converter, an output cable with alligator clip and a DC power cord tail. Please check whether the voltage is correct before plugging it into the device. The wrong voltage may damage your equipment. We recommend less than 80% full load.This is a universal power supply, suitable for almost all DC input sockets. Widely used in GPS, CCTV camera system, converter, LED strip light, DVD player, DVR, Bluetooth speaker, mobile phone, camera, router, tablet computer, radio, electronic gizmo, replacement charger cable, machine, game machine and many other household electronic products.parameterInput: AC 100 V ~ 240 V 50/60 HzOutput voltage: adjustable from DC 3v to 24v.Output current: 5A maxOutput Watts: 120 Watts max.Output DC connector: 5.5 mm x 2.5mm (inside "+"and outside "-") 14 tip dimensions: 6.54.4 mm+pin, 5.52.1 mm, 5.53.0 mm+pin, 5.02.5 mm, 6.33.0 mm and 5.5 3.0 mm.Reverse polarity converter: 5.5mm x 2.1mmPower cord length: 6.56 feet /200 cmWorking temperature: -20~50Plug type: American plug, suitable for Canadian, Indian, Mexican, Thai, Taiwan Province, Philippine, etc.Voltage: AC 100-240V.Packaging content:1 set of variable power supply