![EMF/ RF Field Strength Meter](https://d27wgn5g4t3wja.cloudfront.net/img/ffe53705-9d1a-f64d-9925-8d7cfb0cc8ed/302013.png)
EMF/ RF Field Strength Meter
Tenmars Electronics Co., Ltd. (Tenmars)
-Measuring electromagnetic fields of extremely low frequency(ELF) of 30 to 300Hz.
-It is capable of measuring the electromagnetic field radiation intensity that is produced from electric transmission equipment, power line, air conditioner, refrigerator, computer monitor, video/audio device and so forth.