Check the listing for details. K7 EMF Meter Electromagnetic Field Radiation Detector Battery Powered. Condition: New. Listed at 21.99 USD. The K7 EMF Meter is a battery-powered electromagnetic field radiation detector designed to measure and detect radiation levels. It features a compact design and is easy to use, making it suitable for various testing and inspection applications. With its radiation detector type, this meter provides accurate readings to help users understand and manage electromagnetic fields in their environments. Perfect for professionals in the field of testing and measurement, the K7 EMF Meter ensures reliable and efficient detection of radiation levels.