Features 1、PORTABLE AND QUICK RESPONSE: Easy to carry, simple to operate, durable and reliable with ABS engineering material, quick response to test results 2、FIVE DETECTION INDICATORS: Five levels of detection indicators, representing different EMF radiation values; instantaneous response to EMF fluctuations and spikes 3、FOR SUPERNORMAL AND GENERAL DETECTION: For supernormal wave research and general EMF detection, reliable, sturdy, possess outstanding effect and super sensitive 4、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 5、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 Specification Item Type: Magnetic Field Detector Material: ABS Battery: 1 x 9V 6F22(not include) Application: Used for supernormal wave research and general EMF detection Basic Parameters: Detection Range: 0~20+ milliGauss Detection Frequency: 50/60Hz (50 to 1000Hz- ELF), (1000 to 20,000 Hz- VLF) Accuracy: 5% (typical) Package List 1 x Magnetic Field Detector 1 x User Manual