Portable and easy to carry: This handheld electromagnetic radiation detector is compact enough to fit in a bag and is comfortable to grip, making it convenient to carry and use on the go. Durable, shockproof housing: Made from plastic material that feels comfortable in the hand, it is wear resistant and impact resistant to provide a long service life. accuracy sensor: Builtin precision magnetic field and electric field sensors, paired with a microcontrolled chip processor, allows quick and accurate measurements of electromagnetic radiation. Easy operation: Oneclick lock radiation enables easy onehanded operation, simplifying movement and measurement. Suitable for broadband electromagnetic field measurements from 50 Hz to 20000 Hz. Why you need it: Delivers fast, reliable readings to help you assess exposure in homes, offices, and travel environments, and to identify sources of electromagnetic radiation. Use scenarios: Home safety checks: Assess EM exposure near common devices such as routers, laptops, microwaves, and cordless phones. Workplace surveys: Quickly survey office equipment, servers, and monitors to identify EMR sources and ensure a safe workspace. Travel and daily life: Check hotel rooms or public spaces for unexpected EM exposure during trips or daily activities.