Its bright, small and accurate. What more do you need in a Voltage display? Easy mounting as there are two holes for a small screw to mount to any project that you are working on! The wires are a little on the short side, could use a little longer wires or ever sell with no wires attached. Better connections ... Read more
Bright and easily readable. Blue display. Needs about 4 volts to operate. Connect the red wire to plus, black to minus, and the third one to the source you with to measure. I will built this voltmeter into my DC power source which I use in my amateur electronic workshop. Could use a manual, at least ... Read more
Nice Size (wrong Size in discription) - Easy to connect, the reference voltage is up to 30 Volt. Blue light is easy to see in daylight.
Easy to attach, small ears to skrew in the case. There is no description of how to connect the wires. But red is positive, black is negative and blue is reference. If ... Read more
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