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Reviews (39)

Sep 19, 2017
Convenient set of D.C. Power connectors
Matching set of 5.5mm x 2,1mm D.C. Power, receptacle in one bundle.
No need to hunt @ Radio Shack and buy these parts separately.
EZ detach and solder, screw in and your all set.

Jul 01, 2020
Nuts and Bolts Power Supply
Small package for the amperage it gives and the 3 outputs...+12, +5 and
0 to +30v variable ..my old power supply had analog gauges, and var was only 0 -20v
and wider in shape.
This is nicer to look at and quickly read values from.

Aug 21, 2018
Gemma- compact fun
Once you figure out the Arduino IDE, it's a breeze to load sketches into and operate.
I love it's tiny size and rugged solder points.