Involvement:General (knows how to use it) - Ownership:less than 1 day
Small and easy to setup.
I can simply hookup to my car. Just connect to any power supply like cigarette lighter or radio and keep an eye on the battery usage.
quite accurate also. it actually measure from 6.99v
Not really a con as you can see in the photo there is no box to cover back so it would have to mount into something or you have to make a box yourself. It all depend on your project requirement.
Blue LED is lighting from one side.
It a might not be most accurate (I have no means to test it real accurate anyway) but it is perfect for my project.
And blue LED is great.
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