Information:1. Material: ABS2. Features: Gauss test, keep you away from radiation, good for your health3. Special function 5-led indicator, representing different radiation values; Easy to use; 1x9V (including power supply)4. Apply 50/60Hz frequency monitoring5. Dark green 0 1.5 milligauss; Light green 1.5 to 2.5 milligauss; Yellow 2.5 to 10 milligauss; Orange 10 to 20 milligauss; Red 20 + milligauss;6. Size: 14.3 cm x 2.9 cm x 5.3 cmFeatures:1. Instantly respond to EMF fluctuations and spikes. Requires 9 volt battery (preferably using a Polaroid 9 volt battery)2. Easy to read LED lights in the dark and in sunlight3. Portable, easy to use, rugged, reliable, super responsive4. UV reactive color label5. Used for ultra-normal wave research and general EMF testingIntroduction:K2 flow meters are often used in ghost hunting and are also used for personal safety to identify potentially harmful high intensity EMF radiation. The K2 flow meter is known for its reliability and quality in the study of paranormal phenomena. This makes the K2 EMF instrument an excellent tool for detecting mental activity and finding potentially harmful high levels of EMF in a home or work environment.Packing list:1 * EMF Meter1 * User Manual