BSIDE K7 EMF Meter Radiation Detector Digital Electromagnetic Field Tester with Large LCD Display Handheld and Temperature for Home Office Outdoor Inspections Ghost Hunting

[3 Electromagnetic Radiation Sensors]: The digital emf meter equipped with 3 built-in electromagnetic radiation sensors, for V/m electric field testing, optional mG/µT magnetic field testing, and ambient temperature testing. [EMF Meter with Sound]: The buzzer beeps when the electric field value exceeds 40V/m, or the magnetic field exceeds 0.4µT/4mG, and the alarm can be silenced if you find it noisy. [Backlight LCD and Multifunction]: This EMF reader tester has multiple functions includes one button for data hold & max value display. The backlight LCD screen is fairly intuitive and easy to read with big number test vlues, avg/max display, low battery indication, sound on/off etc. [Flashlight]: The ghost hunting equipment features a bright flashlight on the back, very convenient for works in dark. [Wide Applications]: The ghost hunting equipment is suitable for testing TV, computer, printer, microwave oven, refrigerators, cell towers, wire towers, low-frequency home appliances, ghost hunting, etc.