Advanced GQ EMF-390 Multi-Field Electromagnetic Radiation Detector 3-in-1 EMF Elf Meter u0026 RF

It is a portable and convenient device. It can be used in general purpose test, detection and other scientific applications. The device integrated features include three axis Electromagnetic Fields, Electric Field, Radio Frequency (up to 10Ghz) and a bonus feature RF Spectrum Power Analyzer(six bands up to 2.504Ghz).