Features 【HIGH SENSITIVITY & QUICK RESPONSE】This nuclear radiation detector uses advanced Geiger-Müller tubes to accurately detect β, γ, and X-rays with a range of 0.08 to 9999μSv/h. It updates readings every second, ensuring quick and results. 【SOUND AND LIGHT ALARM & SAFETY FEATURE】The Geiger counter features a sound and light alarm that activates when radiation levels exceed the threshold, even in sleep mode. This ensures immediate alerts for your and your family’s safety. 【LOW ENERGY CONSUMPTION & LONG BATTERY LIFE】Equipped with a 400mAh rechargeable lithium battery, this portable radiation detector offers up to 24 hours of continuous use after just 2-3 hours of charging, making it energy-efficient and . 【COMPACT & CONVENIENT DESIGN】Lightweight and portable, this radiation monitor is easy to carry and provides 24-hour comprehensive detection, making it ideal for use at home, hospitals, or workplaces. 【WIDE APPLICATION & VERSATILE USE】Suitable for various environments like home decoration, nuclear labs, hospitals, and power plants, this radiation dosimeter is an essential tool for ensuring safety in ionizing radiation environments. 1. HIGH SENSITIVITY: Nuclear radiation detector uses professional geiger counters and advanced tubes as the sensors, which can accurately detect β, γ and X ray, updated once per second. The detection range of the radiation detector is 0.08 to 9999mSv/hr. 2. SOUND AND LIGHT ALARM: Regardless of whether the radiation detector screen is in a sleep or working state, when the detected radiation dose exceeds the alarm threshold, the geiger counter dosimeter will emit a clear sound and a flashing screen alarm. Take full care of your and your family's health. 3. LOW ENERGY CONSUMPTION: Equipped with a powerful rechargeable lithium battery, the nuclear radiation detector only needs to be charged for 2 to 3 hours. After automatic sleep during , the monitor can continuously measure for 24 hours. 4. COMPACT AND CONVENIENT: You can carry the geiger counter anywhere you want to explore. This radiation detector can provide you with 24 hour comprehensive detection. 5. WIDE APPLICATION: Radiation dosimeter is widely used in existing ionizing radiation environments, such as home decoration, radiation production enterprises, health, nuclear laboratories, nuclear power plants, building materials, petrochemicals, geological surveys, etc. An ideal choice for families, hospitals, and workplaces. Specification: Item Type: Nuclear Radiation Detector Material: ABS Battery: battery x 1 Battery Capacity: 400mAh (shipped with built in battery) Detection Count: 48mm Geiger counter tube Measurement Range: 00.08 μ Sv/h to 9999 μ Sv/h Response Speed: Operate within 10 seconds, arrive a stable value within 2 minutes Refreshing Frequency: 1 second per time Working Environment: -10 to 50 ℃; Display: 0.96 inch TFT HD LCD display screen Humidity: Less than or equal to 95% RH without condensation Detection Ray Type: γ ray, X ray, β ray Range: 15 to 24 hours Suitable for Package List 1 x Tester 1 x USB Cable 1 x Manual