Features: High Sensitivity Detection : This high frequency radiation detector features advanced sensors to accurately measure electromagnetic fields from 0μT to 99.99μT, ideal for health awake families and work area workers monitoring home or workplace environments. Fast Response Real Time Monitoring : With a rapid 0.5 second response systems, it displays real time radiation data instantly, offering 40% faster detection than traditional devices, perfect for frequent users like environmental workers. Clear LED Display : The large 66x49mm LED screen shows radiation levels in multiple units (μT/), improving readability by 50% for elderly or visually impaired users while reducing misoperation risks. Portable & Lightweight Design : Weighing only 120g with a compact 12.7x6.5x2.3cm size and included storage pouches, it enhances portability by 60% for easy carrying during travel or outdoor work. Wide Application ranges : Effectively monitors (50MHz 5GHz), magnetic (20Hz 1MHz), and electric fields (20Hz 100MHz) in homes, offices, schools, or factories, helping assess electronic device radiation and environmental safety. Specifications: Component : ABS Size: about 12.7x6.5x2.3cm/5x2.56x0.9inch Batteries: 3xAAA batteries (not included) Detection ranges: /Power Power: 0 - 99.999 - m/c Magnetic field strength: 0 - 99.999μt Package Includes: 1xElectromagnetic Radiation Detector note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.