755 Temp idoit light

[NHmitch]

I don't believe that will work on 12 volts.

Your are very right, sorry, I realized that I post posted the wrong picture, I updated the photo. The one I had posted was for wall outlets, this type will check 6, 12, and 24v. Thanks for catching that!

Walmart.com: Performance W2981 Heavy-Duty Circuit Tester: Tools