Specification -Material: ABS -Colour: Black -Power supply: 1*6F22 9V battery (not included) -Automatic shutdown: 15 minutes of no operation -Working environment: 0-40/32-104, 45%-80%RH -Frequency range: 5Hz-3500MHz -Magnetic field strength measurement range: 0.1-199.9mG / 0.01-19.99?T -Resolution: 0.1mG / 0.01?T -Alarm threshold:> 4.0mG /> 0.4?T -Electric field intensity measurement range: 1-1999V/M -Resolution: 1V/M -Alarm threshold:> 40V/M -Ambient temperature measurement range: 050/ 32122 -Resolution: 1/ -Accuracy: 1.5/ 3 Features -Suitable size: easy to carry and one-handed operation. -LCD display: large and clear, easy to read the values. -Flashlight function: clearly see the value in the dark. -An electromagnetic field measuring instrument, three measurements: measurement of magnetic field radiation, electric field radiation and temperature. -Multi-unit conversion: mG/?T/(V/M)// -Data retention and maximum measurement: One key to lock data. -Sound and light alarm: When the detection result exceeds the safe value, the instrument will automatically alarm. -Wide range of applications: measuring the radiation of TVs, induction cookers, rice cookers, refrigerators, computers, electrical appliances, wires, etc. Package Included 1 * Electromagnetic radiation detector (EMF meter) 1 * User Manual (English)