Meterk ST1393 EMF Meter Electromagnetic Field EMF Detector Handheld Mini Digital LCD Electromagnetic Field Radiation Tester

Dual Testing Functions: the EMF meter can accurately detect and measure the electric field radiation and magnetic field emission at the same time. It also can measure the environment temperature(/). Audible and Visual Dual Alarm: if the tested value exceed the preset alarm value, it will produce sound and light alarm signal immediately.