AC 100 ~ 240V, 50/60Hz; Output: DC 3 ~ 36V maximum 4A 144W adjustable adapter, 3 stitches in the plug.It can provide any voltage between 3~36V, such as 3V 4V 4.5V 5V 6V 9V 12V 16V 19V 21V 24V 26V 28V 30V 32V 36V etc. and any ampere less than 4A, 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 the error-proof voltage regulating damage to your device. It is equipped with the 5.5x2.5 mm pen tip and 14 commonly used pen tips: 6.5X4.4 mm+needle, 5.5x2.1 mm, 5.5x3.0 mm+needle, 5.0x2.5 mm, 6.3 x 6.3 x3.0 mm, 5.5 x 1.7 mm, 4.8 x 1.7 mm, 4.0 x 1.7 mm, 4.0 x 1.7 mm ..7, 7, 7 5 x 1.35 mm, 3.0 x 1.1 mm, 2.5 x 0.7 mm, Micro-USB, Type-C and DC terminal connector.It can be applied to almost all commonly used electronic devices.You can easily twist the wires to it, which is very suitable for DIY projects.6 -foot -long power cord, easy to use. The knob can be adjusted more evenly.Increase the closing the gear. You can turn off the power without pulling out the plug. Add converter cables and test leads to compatible with more equipment and double the application range.Built -in multiple security protection systems.Automatic over -pressure cutting, cutting current, cutting off, short circuit cutting.No noise, no spontaneous combustion, no explosion, no danger of fire, safe use. This 144W integrated multifunctional AC/DC adapter is suitable for many 3-36V small household electronic products, such as LED strips, 3D printers, TV boxes, smart speakers, wireless routers, essential oil diffusers humidifiers, USB USB humidifier, USB USB, USBFan, WiFi camera, USB hub, hard disk box, DC appliance, DC pump, digital photo frame, DVR NVR monitoring system, etc.Only indoor use.(Check the DC jack before purchasing: 5.5x2.5mm, compatible with 5.5x2.1mm) Set includes 1 x 3 ~ 36V144W general adapter, 14 x DC joints, 1 x anti - converter, 1 x output cable with a crocodile clip, 1 x male DC power tail lineEssenceSee the correct voltage before inserting it into the device.The wrong voltage may damage your device.We recommend that less than 80% full load. This is a universal power supply fits almost all DC input sockets. Wide Applications for GPS, CCTV camera system, Converter, LED strip light , DVD Player, DVR, Bluetooth Speaker, mobile, , camera, router, tablet, radios, electronic gizmos, replacing charger cords, machine, games consoles and many other household electronics. Parameter Input: AC 100V~240V 50/60Hz Output Voltage: DC 3V~36V Adjustable Output Current: Max 4A Output Wattage: Max 144W Output DC connector: 5.5mm x 2.5mm (inside"+", outside"-") 14 Tips Size: 6.5x4.4mm+Pin, 5.5x2.1mm, 5.5x3.0mm+Pin, 5.0x2.5mm, 6.3x3.0mm, 5.5x1.7mm, 4.8x1.7mm, 4.0x1.7mm, 3.5x1.35mm, 3.0x1.1mm, 2.5x0.7mm, Micro-USB, Type-C and DC terminal connector. Reverse polarity converter: 5.5mm x 2.1mm Power cable length: 6.56ft / 200cm Working Temperature: -20~50 Plug Type: US Plug, it applies to Canada, India, Mexico, Thailand, Taiwan, the , the Philippines and so on. Voltage: AC100-240V Colour:As Shown Material:Metal Package Contents: 1 set x variable power supply Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.