Adjustable Universal Power Supply Adapter 4A 144W Variable DC Output 3V To 36V With 14 Tips Polarity Converter And Test Lead AC To DC Converter For Electronics Hobbyists And DIY Projects

Adjustable 3-36V DC Power Supply with 14 Tips for DIY
✔️ Output 3-24V adjustable, up to 4A, 14-tip set, LED readout

This adjustable universal power supply adapter is built for electronics hobbyists and DIY projects. It accepts 100-240V AC input and delivers a stable DC output from 3V to 24V with a maximum current of 4A. The included 14-tip set ensures compatibility with most common devices, and the rotatable knob plus LED display provide precise control during testing and prototyping.

✅ Input: 100-240V AC, 50/60Hz compatibility
✅ Output: 3-24V adjustable, up to 4A (144W) with precise knob and LED display
✅ 14-tip set including 5.5x2.5mm plus multiple tips; wires can be screwed on
✅ Features: rotatable voltage knob, independent power switch, test lead, polarity converter
✅ Applications: LED strips, under-cabinet lighting, TV boxes, smart speakers, wifi routers and other small electronics

💡 What is a handy adjustable DC power supply used for in electronics hobby projects?

It's a compact tool for powering and testing low-voltage circuits and prototypes without swapping supplies.

- Useful for powering microcontroller projects like Arduino or ESP32 during bench testing. - Lets you dial exact voltages and monitor real-time with the LED display. - Great for testing LED strips, sensors, and small USB devices in development. - The 14-tip set helps connect to a wide range of devices easily.