Here are some of the most common FAQs on AF-5000
What do the bars on this meter mean?
The first line under the reading is a bar graph, the second bar is danger level color indicator (Green is okay/safe, yellow is cautious, and red is high/dangerous), the third bar is a histogram.
Where are the sensors on this meter?
The RF sensor is on top of the meter. The electric field sensor is on the right side of the meter.