Adjustable Power Supply: Input: AC 100–240V, 50/60Hz; The Output Voltage Can Be Adjusted to Any Value between 3V and 24V, Such as 3V, 4V, 4.5V, 5V, 5.5V, 6V, 9V, 12V, 14V, 15V, 19V, 20V, 24V and etc. Output Current Can Be Any Value Less than 3A, Such as 300mA, 500mA, 1A, 1.5A, 2A, 2.5A, 3A
Protruding Knob: This Universal AC Adapter Has a Protruding Knob that You Can Use to Control the Output Voltage More Conveniently. The Knob Can Be Adjusted More Evenly, and It Can Reach 13V ~ 14V by Rotating 50%. Tip: The Universal AC Adapter Has a off Gear —to Turn off the Power, You Just Need to Turn the Knob Fully to the Left without Unplugging the Adapter
LED Display: The Led Display Shows the Output Voltage in Real Time. You Can Monitor the Output Voltage during Adjusting. Your Device Will Not Be Damaged by Incorrect Voltage
Multiple DC Tips: Equipped with 15 Plugs: 5.5x2.5mm, 6.5x4.4x1.0mm, 6.3x3.0mm, 5.0x3.0x1.0mm, 4.8x1.7mm, 4.0x1.7mm, 3.5x1.35mm, 3.0x1.0mm, 2.35x0.75mm, Micro-USB, Mini 5Pin, Type-C, LED Terminal Connector, 5.5X2.1mm Female to Alligator Clip
Safety Protection Design: The Adapter Has Multiple Built-in Safety Protections, including Over-Current, Over-Voltage, Internal Over-Temperature, Short Circuit, Over-Charge, and Anti-Interference Protections. It is Worth Noting that The Output Voltage of a Qualified Adapter is within ±5% of its Nominal Value. For Example, the Normal Output Voltage Range for 12V Adapter is 11.4V to 12.6V
Wide Applications: This adapter is Compatible with DVD Player, Wireless Router, Bluetooth Speaker, USB Fan, Wifi Cameras, CCTV System, LED Strip Light, Digital Photo Frame, Digital Piano, Portable Keyboard and other Household / Portable Devices