Features High Quality Material The Geiger meter is made of high quality ABS material, sturdy and durable to ensure long term use. MULTIFUNCTIONAL - Geiger counter has data viewing, backup and output functions. Meet the needs of various work scenarios. MULTI-DISPLAY The screen displays temperature and humidity conditions at the same time, providing more information at the same time. EASY TO USE Geiger meter has timed shutdown, threshold alarm function, simple operation. EASY TO READ The Geiger counter can be digitally displayed and equipped with backlight for easy reading. Specification: Item Type: Geiger Counter Material: ABS Model No.: JD-3001 Battery type: 3.7V lithium battery (included) Battery capacity: 2600mAh Operating temperature: 0℃~50℃ Operating Humidity: Relative Humidity 10%RH ~ 80%R H Nuclear Radiation: Response time: 3s Dose rate response: <±20% (1μSv/h~99.99 mSv/h) Energy response: <±30% (48KeV~1.3MeV) Relative inherent error: <±15% Electromagnetic radiation: Unit: Electric Field: V/M; Magnetic Field: μT Accuracy: Electric Field: 1V/M; Magnetic Field: 0.01μT Alarm threshold: electric field: 50 V/M; Magnetic field: 0.3μT Measuring Range: Electric Field: 1V/M ~ 1999V/M; Magnetic Field: 0.01μT ~ 999.99μT Purpose: Intelligent instrument capable of measuring nuclear radiation and electromagnetic radiation Applicable scenarios: construction engineering, industrial environment monitoring, medical environment monitoring, etc. Package list: 1 x detector. 1 x USB cable. 1 x user manual. 1 x Tool Box Package List 1 x Detector 1 x USB Cable 1 x Manual 1 x Tool Box