3 in 1 EMF Meter,EMF Reader,Electromagnetic Field Radiation Detector,EMF Tester for Home,EMF Detector with Sound Light Alarm,Ghost Hunting Equipmetent
- 【Hold data】The instrument reading will be locked by pressing the HOLD key, and the "H" symbol will be displayed on the screen. If there is no need to lock, press the HOLD key again.
- 【Graphic display】LCD graphic display of radiation value trend.Radiation assessment, to remind you whether the current radiation value is safe.