My New 4-1/2 Digit Multimeter
This critter resolves voltage and current measurements down to the at's gnass! Tekpower TP9923B 4 1/2 Digits High Accuracy Multimeter with Display 19999 and Back Light (Digital Multimeter),...
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I have one of these plugged 24/7 into an always-on 12V receptacle on our motorhome's cab dash right where I can read it all the time when driving to monitor what the alternator is putting out. I just ordered another one to plug into a 12V receptacle back in the coach so that I can conveniently monitor the (approximate) voltage of my coach batteries while camped:
http://www.amazon.com/INNOVA-3721-Battery-Charging-Monitor/dp/B000EVWDU0
http://www.amazon.com/INNOVA-3721-Battery-Charging-Monitor/dp/B000EVWDU0
