Six Pack USB Buck Boost Converter Modules 3.5 To 12 Volt In And 1.2 To 24 Volt Out DC To DC Adjustable Power Regulator For 5V 3.3V 9V 12V 18V And 24V Easy Plug In Great For DIY Power Supply Projects

Six-Pack USB Buck-Boost Converter Modules for DIY Power
✔️ 3.5-12V input, 1.2-24V output, up to 3W per module, USB input

These compact buck-boost modules provide adjustable voltage from USB sources, making it easy to build DIY power supplies that run microcontrollers, sensors, and other small electronics from a single portable pack.

✅ Input DC 3.5-12V, output 1.2-24V, up to 3W per module
✅ USB or Micro USB input for flexible power sourcing
✅ Adjustable voltage via precision multi-turn potentiometer
✅ 3-digit display shows output voltage in real time
✅ One-button OFF with state memory to prevent data loss

💡 What is a buck-boost converter used for in DIY electronics power supplies? This handy device helps keep voltage stable as input power varies. - Maintains stable output across a wide input range - Lets you power USB devices from battery packs - Great for prototyping and portable projects - Reduces risk of damage from overvoltage