Portable EMF Meter, Electromagnetic Field Radiation Detector Handheld EMF Detector, Magnetic-Field Test Meter for Home Vacuum Cleaner Hair Dryer Features: Ensure Your Safety: With our radiation tester, you can easily monitor the electromagnetic fields in your environment. This tester can help you take necessary precautions to reduce your exposure, ensuring your safety and peace of mind. User-Friendly Design: Our EMF meter is designed with the user in mind.  It's easy e, with clear instructions and a simple ON/OFF button. Whether you're a professional or a beginner, you can easily navigate the features and get accurate readings. Broad Frequency Measurement: This electromagnetic radiation tester is capable of measuring a wide range of frequencies, from 50Hz to 20000Hz. This broad spectrum allows for a comprehensive analysis of various electronic devices, ensuring you are always aware of the electromagnetic fields around you. Highly Sensitive Detection: Our EMF detector is designed to detect an extremely high EMF range of 20+ mG. It also accurately detects high, mid, and low-level EMF fields, ranging from 10 to 20 mG, 2.5 to 10 mG, and 1.5 to 2.5 mG respectively. Even normal electromotive force fields between 0 to 1.5 mG can be detected, ensuring you are never left in the dark about your exposure levels. Versatile Applications: This radiation detector is not limited to one specific use. It has a wide range of applications, including hair dryer testing, electric fan testing, antenna signal testing, router testing, and microwave testing. It's a valuable tool for both professional and personal use. Specifications: Item Name: Electromagnetic Radiation Tester Main Material: ABS Battery: 1 * 9V 6F22 battery (not included) Color: black, red, blue, cyan (optional) Item size: 150 * 55 * 25mm / 5.91 * 2.17 * 0.98in Package size: 167 * 65 * 38mm / 6.57 * 2.56 * 1.50in Package weight: 100g / 3.53ounce Package List: 1 * Electromagnetic Radiation Tester 1 * English User Manual