Features: The Meter detects magnetic, electric fields, and temperature with alerts when radiation exceeds safe level, ensuring comprehensive monitoring. Features a large LCD screen displaying readings, portable single handed operation, and data hold for accurate measurements on the go. Ideal for homeowners, and professional needing reliable electromagnetic radiation detection in diverse environment. Use it to assess exposure from appliances, wiring, or outdoor exploration in homes, offices, or paranormal investigations. With flashlight illuminates readings in dark setting, while multiple unit conversions simplifying analysis across global measurement standards. Specifications: Material: Plastic Power supply: 1pc 6F22 9V battery requires (NOT included) Automatic shutdown: No operation within 15 minutes Operating environment: 0-40℃/32-104℉, relative humidity 45%-80% Frequency ranges: 5Hz-3500MHz Magnetic field intensity measurement ranges: 0.1-199.9mG/0.01-19.99µT Resolution: 0.1mG/0.01µT Alarm threshold: >4.0mG/>0.4µT Electric field intensity measurement ranges: 1-1999V/M Resolution: 1V/M Alarm threshold: >40V/M Ambient temperature measurement ranges: 0-50℃/ 32-122℉ Resolution: 1℃/℉ Accuracy: ±1.5℃/ 3℉ Size: about. 19.2cm/7.56in Package Includes: 1pc Electromagnetic Radiation Detector note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.