Material: ABSFunction: Test Gauss to keep you away from radiation, which is good for health5 indicator, for different radiation values; easy to use; 1 x 9V (including power supply)Application 50 / 60Hz frequency monitoringDark green 0 1.5; green 1.5 to 2.5 giant Gauss; yellow 2.5 to 10 mega Gauss; orange 10 to 20 giant Gaussian; red 20 +giant GaussianSize: 14.3 cm x 2.9 cm x 5.3 cmWeight: 101 gramsPack list1 X host1 X battery (please note that if you do not use the battery)1 X English User ManualInstant response to EMF fluctuations and peaks. Need 9 volt batteries (product built -in batteries)Easy -to -read LED light scale is under darkness and sunlightPortable, easy to use, solid, reliable and fast responseUV response color labelUsed for priority research and general EMF testingThe flow sheet is usually used during ghost hunting and is also used for personal safety to identify potential harmful high -electric momentum radiation. The reliability and quality of K2 flow meter in supernatural phenomena. This makes the instrument a tool to detect psychological activities and find potential and harmful high -electric momentum in the family or working environment.This high -quality magnetic field tester is radiating, usually called ghost hunter