1. The electromagnetic radiation tester successfully tests the compatibility of electric field radiation and magnetic field radiation, and achieves the best test results<br> 2. Test and understand the current state of electromagnetic radiation in indoor and outdoor environments<br> 3. The product has a built-in electromagnetic radiation sensor, which is processed by a -control chip<br> 4. LCD digital display radiation value<br> 5. Reasonably handle or effectively avoid electromagnetic radiation and electromagnetic waves according to the test results.<br> parameter:<br> To measure the electric field:<br> Range: 1V/m-1999V/m<br> Alarm threshold: Greater than 40V/m<br> Resolution: 1V/m<br> To measure the magnetic field:<br> Range: 0.01T-99.99T<br> Alarm threshold: Greater than 0.4T<br> Resolution: 0.01T<br> measure temperature:<br> Range: -10~70<br> Reading display: 3-1/2 digit LCD display<br> Test bandwidth: 5Hz-3500MHz<br> Sampling time: about 0.4 seconds<br> Working temperature: 0~50<br> Working humidity: below 80 relative humidity<br> Working voltage: DC4.5V<br> Power supply: AAA1.5V*3PCS (not included)<br> Weight: 125g<br> EMF meter real-time measurement features:<br> 1. Sany machine is multi-purpose, and can detect electric field, magnetic field, bat radiation, temperature at the same time<br> 2. Sound and light alarm, automatic alarm when the safety threshold is exceeded<br> 3. Data lock, one key to lock the radiation value<br> 4. LCD graphic display radiation value trend<br> 5. Radiation assessment, intimately reminding whether the current radiation value is safe<br> 6. Stylish appearance, one-handed operation, convenient for moving or measuring websites<br> Size: 152 x 52 x 26.5mm<br> Material: ABS<br> colour: black<br> Package Contents:<br> 1 x Radiation Dosimeter<br> 1 x English manul<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.