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The Triplett EMF20 Magnetic Field Meter measures electro-magnetic field of exceptionally low frequency (ELF) from 30 to 300Hz produced from electric transmission equipment, power lines, microwave ovens, air conditioners, refrigerators, computer monitors, fans, hairdryers, and an array of other appliances. Measurements can be displayed in milligauss or µTesla for maximum efficiency. It features a single axis sensor, ±2.5% accuracy, and a Max Hold function. Includes 9V battery and carrying case. 1 year warranty.
| Display | 3-1/2 Digit LCD Display |
| milliGauss Range | 200mG/2000mG |
| µTesla Range | 20µT/200µT |
| Resolution | 0.1mG/0.01µT |
| Frequency Response | 30 to 300Hz |
| Accuracy | ±(2.5% ± 6 digits) @50/60Hz |
| Sensor | Single Axis |
| Power | 9V Battery |
| Dimensions | 5.5 x 2.6 x 1.5" (140 x 65 x 37.5mm) |
| Weight | 6oz (170g) |
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