The Trifield Meter is a, electric car field meter and radio field strength meter in a unvarying unit. When measuring magnetic attraction fields -LRB- EMFs -RRB-, the essential concern is usually magnetic, which can be guileful to measure. If a less informed 1-axis gaussmeter is used, a reading of zero could even where the field is equipotent. A 1-axis meter must be correctly to measure the field -LRB- which is a vector -RRB-. The 3-axis Trifield Meter that problem by measuring the sincere strength of the field regardless of which way it is oriented. Therefore, the Trifield Meter can be rapidly across an area without having to stop at each point to search for the orientation that gives a large indefinite amount reading. Another section of the meter AC electric car fields, which can exist independently of AC magnetic field. The musical interval section radio/microwave, specified as from a unseaworthy microwave oven. Analog -LRB- needle-type -RRB- display has very imperviable response time to extremity. This meter is good-hearted for measuring AC -LRB- semisynthetic -RRB- magnetic fields rapidly, AC electric car rapidly, specified as from disk space power lines or improperly grounded equipment. Can wiring in walls -LRB- using the 100XE version -RRB- and national leader RF/microwave sources specified as leakage from microwave ovens, or the field near cell towers. Operates about 40 hours on similar measure 9V battery, a depressed battery indicator.