Check the listing for details. Digital Electromagnetic Radiation Detector AMF118A Tester EMF Meter Counter. Condition: New – Open box. Listed at 29.99 USD. AMTAST Electromagnetic Radiation Tester EMF Meter Counter Digital Electromagnetic Radiation Detector AMF118A One detector for two usages, simultaneous detection of electric and magnetic field radiationColor-screen displayLCD graphic display of radiation value trendRadiation assessment, indicating if current radiation value is at safe level Sound and light alarm, automatic alarm above safe value;Data lock, press one button to lock radiation value.Specifications:1. Unit: Electric field: V/m; Magnetic field: μT2. Accuracy: 1V/m; 0.01μT3. Range: 1V/m~1999V/m; 0.01μT~99.99μT4. Alarm threshold: 40V/m; 0.4μT5. Reading display: 3-1/2 digit LCD6. Measurement bandwidth: 5Hz~3500MHz7. Sampling time: About 0.4 second8. Measurement mode: Dual mode at the same time9. Overload indication: Maximum value of measurement range on LCD10. Operation temperature: 0°C~50°C11. Operation humidity: Relative humidity below 80%12. Working voltage: 3.7V13. Power: 3.7V lithium battery14. Dimensions: 61*25*134mm15. Weight: 135g FREE GROUND SHIPPING TO CONTINENTAL USA ONLYOPTIONAL USPS PRIORITY SHIPPING FOR ONLY $7.