From the Manufacturer
Designed to provide a quick, reliable and easy way to measure electromagnetic field radiation levels around power lines, electrical appliances and industrial devices. Provides Three axis ( X, Y, Z direction) electromagnetic field measurement. Calibrated to measure EMF radiation at wide bandwidths from 30 Hz to 300 Hz. Complete with sensor with 3-Foot (930mm) cable, 9V battery, and hard carrying case.
Easy to use Remote Probe --- Designed to Provide User a Quick , Reliable and Easy Way to Measure EMF Radiation Levels around Power Lines, Electrical Appliances and Industrial Devices --- Includes: (1) Sensor with 3ft. cable; (1) 9V Battery; (1) Hard Carrying Case
Please note: this product is intended to measure electric fields, and does not detect nuclear radiation.