Specification Brand : Wisoqu BulletPoint1 : This meter can test electric field radiation and magnetic field emission to the optimal test result. Can test houses, apartments, offices, outdoor, industrial sites radiation. BulletPoint2 : It is used to test and learn electromagnetic radiation situation indoor and outdoor. Support mobile phone, computer, TV, refrigerator, high voltage cable radiation test BulletPoint3 : This is a dual use meter can detect both electric and magnetic radiation, which display the radiation value on the LCD digital display. BulletPoint4 : Featuring sound and light alarm function, it will automatic alarm above safety value to ensure safety. BulletPoint5 : It also has data lock function, once press a button will lock radiation value. IncludedComponents : No ItemName : Radiation Detector Electromagnetic Field Radiation Tester, WT3121 Home Appliances Radiation Detector LCD Mini EMF Tester Meter Portable, Lightweight, EasytoUse ItemPackageDimensions_Height : 6 centimeters ItemPackageDimensions_Length : 18 centimeters ItemPackageDimensions_Width : 13 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : emf-meters Manufacturer : Wisoqu MeasurementAccuracy : 0.1mm ModelName : Wisoquf9tz15hxvn ModelNumber : Wisoqua5cr862e9d NumberOfItems : 1 PartNumber : Wisoqua5cr862e9d ProductDescription : Specification: Item Type: Radiation Detector Material: ABS Technical indicators Project Electric field Magnetic field Unit V/m μT Precision 1V/m 0.01μT Range 1V/m-1999V/m 0.01μT-19.99μT Alarm threshold value 40V/m 0.4μT Reading display 3-1/2-digit LCD Testing bandwidth 5Hz-3500MHz Sampling time About 0.4 seconds Measurement mode Dual mode at the same time Overload indication Maximem value of measurement range on LCD Operating temperature 0°C~50°C Operation humidity relative humidityOperating voltage 3.7V Li Battery Package List: 1 x Radiation Detector 1 x Instruction 1 x USB Cable