Radio / Microwave
 $160 Trifield® Meter Electromagnetic pollution meter (magnetic, electric, microwave fields) Measures AC electric field to 19,999 V/m. |
 $95 Micro Alert A radio/microwave alarm with a replaceable battery. Continuous “on” time: over one year. |
 $195 The Natural Electromagnetic (EM) Meter Measures variations in natural electromatic fields (atmospheric electricity, etc.) |
