Delicately designed: This digital electromagnetic radiation detector is delicately designed with 5 LED indicators representing different radiation values for easy reading in the dark and in the sun. Convenient and portable: this LED EMF Magnetic Detector is convenient and portable to detect electromagnetic s with its high sensitivity, portable, digital and rugged features. Exquisite Workmanship: Our K2 EMF Meter is designed with high sensitivity, high precision and fast response effects for EMF detection with its imported sensor processor. LCD Display: Our EMF Meter is made with a liquid crystal display which can see the EMF clearly. on-screen radiometer working status to read the data you need quickly and accurately. Multiple Uses: This LED EMF detector runs on a 9V battery and oven nit of EMF measurements in the 5 mGAuss range, so it is used extensively for super positive wave research and general EMF testing.