Feature: 1. Comprehensive Radiation Detection: Identify X-ray, Beta, and Gamma radiation with precision, offering a thorough assessment of your surroundings. 2. Versatile Applications: Ideal for various scenarios, from testing nuclear wastewater to ensuring safety in laboratories, providing reliable radiation monitoring in diverse settings. 3. User-Friendly Interface: Featuring an easy-to-read display and straightforward controls, the HT629 is accessible to both professionals and enthusiasts, facilitating seamless operation. 4. Compact and Portable Design: Take your radiation detector wherever you go, thanks to its compact design. This portable device allows for on-the-spot monitoring without compromising on performance. 5. Reliable Accuracy: Trust in the brand\u0027s commitment to quality, ensuring accurate and dependable radiation measurements for enhanced safety in your work or living environment. Specification: Features: Comprehensive Radiation Detection: Identify X-ray, Beta, and Gamma radiation with precision, offering a thorough assessment of your surroundings. Versatile Applications: Ideal for various scenarios, from testing nuclear wastewater to ensuring safety in laboratories, providing reliable radiation monitoring in diverse settings. User-Friendly Interface: Featuring an easy-to-read display and straightforward controls, the HT629 is accessible to both professionals and enthusiasts, facilitating seamless operation. Compact and Portable Design: Take your radiation detector wherever you go, thanks to its compact design. This portable device allows for on-the-spot monitoring without compromising on performance. Reliable Accuracy: Trust in the brand's commitment to quality, ensuring accurate and dependable radiation measurements for enhanced safety in your work or living environment. Specifications: Material: ABS Type of Detection Rays: Type of detection rays βrays, Yrays, Xrays Detector: Energy Compensation GM Tube (Geiger Counter Meter) Dose Equivalent Rate: 0.00-50000μSvh (50mSv/h) Cumulative Dose Equivalent: 0.00μSv-5000mSv Energy Range: 48keV-1.5MeV≤±30% (for 137Cs-) Sensitivity: 80CPM/uSv Real Time Accuracy: ≤± 15% (below 100uSv/h); ≤ ± 20% (above 100uSv/h, below 1000uSv/h) ≤±25% (above 1000uSv/h) Unit Switching: μSv/h, mR/h, cps, cpm Data Hold: Yes Low Battery Indication: Yes Backlight Alarm Prompts: Green / Red Buzzer Alarm Prompts: Yes Buzzer On/Off: Yes Maximum: Yes Average Value: Yes Accumulated Value: Yes Auto Power Off: Yes Power Supply: 3 * 1.5V AAA batteries (Not included) Item Size: 142 * 58 * 28mm / 5.59 * 2.28 * 1.10in Item Weight: 117g / 4.12oz Package Weight: 216g / 7.62oz Package Size: 18.5 * 9 * 6cm / 7.28 * 3.54 * 2.36in Package List: 1 * HT629 Nuclear Radiation Detector 1 * Storage Bag 1 * User Manual (English) Package List: Package List: 1 * HT629 Nuclear Radiation Detector 1 * Storage Bag 1 * User Manual (English)