Universal power supply - Input: AC 100~240V, 50/60Hz, Output current max 6A, wattage max 144W, central positive(+), outer negative(-). Output voltage can be adjusted from 3V to 24V DC (such as 3V 4V 4.5V 5V 5.5V 6V 9V 12V 14V 15V 19V 20V 24V). Works with device that draws less than 6A, such as 5A, 4A,2A, 500mA and more, If your device draws 8A, 6A will be supplied Multiple DC Tips - Equipped with 14pcs frequently used plugs: Micro-USB, Type-C, DC terminal connector, 6.4x4.0mm+Pin, 5.5x2.5mm, 5.0x3.0mm+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. All-in-one adjustable power supply, replaces lots of single tip or single volt dc power supply cords, save space and money for you Upgraded variable dc power supply - Built-in protruding rotatable button for adjusting the voltage suitable for your device. Visual screen displays real-time voltage to help you check the correct input voltage for your device. The knob can be adjusted more