Features: The GC01 nuclear radiation detector boasts high precise sensors for rapid and accurate monitoring of radiation levels, ensuring reliabled safety alerts in any setting. Featuring a lightweight ABS casing and a large LCD screen, this portable device offer easy readability and durability for convenient on the go use. Designed for health conscious individuals, environmental safety advocates, and professional needing frequent radiation exposure checks. Ideal for home, workplace, school, hospital, or outdoor activities to continuously track nuclear and electromagnetic radiation risks. Versatile and robust, this radiation monitor provides comprehensive protective with its multi functional detection capabilities and long lasting ABS materials. Specifications: Component: ABS Size:Approx.120x78x27mm/4.72x3.07x1.06inch Color: blue Energy ranging: 48keV-1.5Mev ≤±30% (for 137Cs-) Alarm methods: Light, Vibrations, Sound Product Name: Nuclear Radiation Detector Package Includes: 1pcs Radiation Detector note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.