Features: This instrument can accurately measure electric fields, electromagnetic waves, and ionizing radiation, helping you monitor the level of electromagnetic radiation in the environment in real time, ensuring safety of your living and working environment. Support detection of multiple types of radiation, including low-frequency electromagnetic waves and high-frequency electromagnetic waves, to meet the needs of different occasion such as homes, offices, and industry. Humanized design, equipped with clear display screens and simple operation button, users can easily get started and quickly obtain radiation data without professional knowledge. The small size and lightweight appearance makes it easy to carry and store, suitable for monitoring in various place, ensuring that your and your family health is not affect by electromagnetic radiation. Not only suitable for daily testing in homes and offices, but also widely used in fields such as electronic device evaluation, environmental research, and scientific experiments, it is important tool for ensuring health. Specifications: Component:ABS Models: HT628A (measuring ranges 0.01 ~ 200.0uT) , HT628B (measuring ranges 0.1 ~ 2000mG) Package Includes: 1Piece radiation Meter note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color .