PORTABLE AND QUICK RESPONSE: Easy to carry, simple to operate, durable and reliable with ABS engineering material, quick response to test results FIVE DETECTION INDICATORS: Five levels of detection indicators, representing different EMF radiation values; instantaneous response to EMF fluctuations and spikes FOR SUPERNORMAL AND GENERAL DETECTION: For supernormal wave research and general EMF detection, reliable, sturdy, possess outstanding effect and super sensitive ELECTROMAGNETIC FIELD MEASUREMENT: The hunting equipment range used for hunting helps to measure electromagnetic fields to identify equipment that generates high radiation and enables users to decide to limit exposure EASY TO READ: The colored LED lights make readings obvious to notice in day light or dark, easy to always bring along since fits in your pocket or purse PORTABLE AND QUICK RESPONSE: Easy to carry, simple to operate, durable and reliable with ABS engineering material, quick response to test results FIVE DETECTION INDICATORS: Five levels of detection indicators, representing different EMF radiation values; instantaneous response to EMF fluctuations and spikes FOR SUPERNORMAL AND GENERAL DETECTION: For supernormal wave research and general EMF detection, reliable, sturdy, possess outstanding effect and super sensitive ELECTROMAGNETIC FIELD MEASUREMENT: The hunting equipment range used for hunting helps to measure electromagnetic fields to identify equipment that generates high radiation and enables users to decide to limit exposure EASY TO READ: The colored LED lights make readings obvious to notice in day light or dark, easy to always bring along since fits in your pocket or purse