Feature 1High Quality Material: The Geiger counter is made of high quality ABS material, which is sturdy and durable to ensure long term use. 2Easy to Read: The Geiger counter can be digitally displayed and equipped with a backlight for easy reading. 3Easy to Operate: Geiger counter has timing shutdown, threshold alarm function, simple operation. 4Multifunctional: Geiger counter has data viewing, saving and output functions. Meet the needs of various work scenarios. 5Multi Display: The screen displays temperature and humidity conditions at the same time, providing more information at the same time.Item Type:GeigerCounterMaterial: ABSModel: JD-3001Battery Type: 3.7V Lithium Battery (Included)Battery Capacity: 2600mAhOperating Temperature: 0~ 50Operating Humidity: Relative Humidity 10%RH ~ 80%RHNuclear Radiation:Response Time: 3sDose Rate Response: .wang-edit-text{ font-family:'Arial' important; } .wang-edit-text table { border-top: 1px solid 000; border-left: 1px solid 000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid 000; border-right: 1px solid 000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Detector1 x USB Cable1 x Manual1 x Tool Box