EM4558 LED Electromagnetic Wave Level Sensor/EMF/Accuracy Electromagnetic Wave Strength Tester

Specification:Power supply: 9V battery, 6F22 (not included)Operating current: 15mA-90mAElectromagnetic wave intensity: level 5, 1-5Operating environment: temperature: 0-40relative humidity: <80%Storage environment: temperature: -10-45relative humidity: <85%Size: 192 * 50 * 30mm / 7.6 * 2 * 1.2in Structure: (EMF sensor)Test indicator LED"Power indicator lightTest buttonTest indicator light:Level 5 - keep a certain distance from the equipmentLevel 4 - avoid prolonged exposure to electromagnetic waves for health reasonsLevel 3 - the equipment under test can be replaced shortlyLevel 2 - exist electromagnetic wavesLevel 1 - a small amount of electromagnetic waves

• intensity caused by motors or transformer, which can be ignored when you take high-speed trains or other vehicles. Check the intensity of electromagnetic waves around the living environment or transmitter. (you can use the tester to check PC,
• Features: EM4558 is a device that measures the magnetic field emitted from surrounding devices. It is equipped with a built-in electromagnetic radiation sensor, which displays radiation values on the test indicator LED. Electromagnetic wave intensity: level 5, level 1-5 (easy to read, fast response multi-segment LED display) Check the strength of electromagnetic waves around devices that are subject to electronic wave interference. Help find seats with low electromagnetic
• radio, mobile phone, blower, refrigerator, electric oven, rice cooker, computer room, control room, signal tower, copier, fax machine, microwave oven, air conditioner, etc.) Features: portable design,EMF sensors,LED test indicators, structure and
• operation