Features 1. EASY TO READ: The radiation detector features a digital display with a backlight for easy reading in low-light conditions. 2. MATERIAL: Constructed from ABS material, the Geiger counter is sturdy and durable for long-term use. 3. PORTABLE DESIGN: Compact and lightweight, the device can be easily carried in a pocket. Simple user interface with clear, user-friendly operation. 4. MULTIFUNCTIONAL: The nuclear radiation detector supports data viewing, saving, and output functions, suitable for various professional and personal use scenarios. 5. MULTI DISPLAY: The screen simultaneously displays temperature and humidity, providing additional environmental information. Specifications Item Type: Geiger Counter Material: ABS, LED Weight: Approx. 169g / 6.0oz Energy Range: 20keV - 3.0MeV (±30% @ 137Cs) Sensitivity: 80 cpm/μSv/h (Co-60) Test Accuracy: 0.01 μSv/h Dose Rate Range: 0 - 99.99 μSv/h Time Error: < 10% Average Error: < 3% Power Supply: 2 x AA Batteries (Not Included) Detection Type: Gamma and X Rays Application Scope: Nuclear Radiation Detection Package List 1 x Geiger Counter (Battery Not Included) 1 x Manual