Geiger Counter - Portable EMF Electromagnetic Radiation Detector with Audible and Visual Alarm, Digital LCD Magnetic Field Radiation Tester

Specification: Accuracy:Electric:1V/m;Magnetic:0.01μT Measuring range:Electric:1-1999V/m;magnetic:0.01-99.99μT Alarm threshold: Electric: 40V/m; magnetic: 0.4μT Test bandwidth: 5Hz-3500MHz Sampling time: approximately 0.4 seconds Test mode: Synchronous test mode Overrange indication: The LCD displays “1”. Operating temperature:0°~50°C Relative humidity:<80% Storage temperature:-10~50°C Translated withDeepL.com(free version) LCD screen Large, clear LCD display for easy reading. Non-slip design Ergonomic, compact and lightweight design, easy to transport. Compact Button Layout Compact button design, easy and convenient to use. 9V Battery Powered by a 9V6F22 battery, convenient for on-site measurements.    Audible and Visual Alarms: When the test result exceeds the safety value, the instrument automatically emits an alarm. Data Lock: Press a button to lock the radiation value. Radiation Evaluation: To remind you to ensure the radiation value is within the safety range. Note: The product is not supplied with batteries.