1.[SMART EMF TESTER] THIS EMF DETECTOR CAN IDENTIFY HIGH-RADIATION EQUIPMENT BY MEASURING THE ELECTROMAGNETIC FIELD. IT OFFERS FAST AND ACCURATE MEASUREMENTS THANKS TO A HIGH ELECTROMAGNETIC RADIATION SENSOR AND MICROCONTROLLER CHIP PROCESSOR. 2.[PRACTICAL DETECTOR] THIS MULTIFUNCTIONAL DEVICE SUPPORTS BOTH ELECTRIC FIELD RADIATION DETECTION AND MAGNETIC FIELD RADIATION DETECTION, MAKING IT VERSATILE FOR A VARIETY OF USES. 3.[HIGH ACCURACY] BUILT WITH PRECISION IN MIND, THIS EMF METER ENSURES THAT YOUR ELECTROMAGNETIC RADIATION VALUE IS MEASURED QUICKLY AND ACCURATELY, PROVIDING INFORMATION ABOUT YOUR ENVIRONMENT. 4.[CLEAR DISPLAY] THE BACKLIT LARGE SCREEN DISPLAYS CLEARLY THE ELECTROMAGNETIC RADIATION VALUE, WITH TWO ALARM METHODS (SOUND AND SCREEN VALUE) TO MAKE THE INFORMATION EASY TO READ AND UNDERSTAND.