It shows that K2 flowmeter is usually used during ghost hunting and also for personal safety to identify potentially harmful high EMF radiation. K2 flowmeter is famous for its reliability and quality in the investigation of supernatural phenomena. This makes K2 EMF instrument a perfect tool to detect mental activities in the home or work environment and discover potentially harmful high EMF levels. Features: 5-led indicator light with special functions represents different radiation values. Easy to read led lights in the dark and sunlight. Portable, easy to use, rugged, reliable and responsive. Use batteries (not included) and report EMF measurements in the five milligauss range. It is used for abnormal wave research and general EMF test. Specification: Material: ABS Color: Black Item Size: 143 * 53 * 29mm/5.6 * 2.1 * 1.1in Item Weight: 101g/3.6ounce Package Size: 150 * 80 * 50mm/5.9 * 3.1 * 2.0in Package Weight: 127g/4.5ounce Package List: 1 * EMF Meter1 * User Manual