SHNITPWR 3.5V – 12V Power Supply 10A 120W AC to DC Adapter 4V 120W, Black
Publisher: SHNITPWR. The knob can be adjusted more evenly, and it can reach 5V ~ 6V by rotating 50%. Increase the off gear to turn off the power without pulling the plug. Add a polarity converter cable, which make it compatible with more devices，doubles its range of application.