Complete kit Plug it and you can directly measured nuclear radiation. Features: For the detection of 20mR/h ~ 120mR/h of gamma rays and 100 ~ 1800 off variables / points of the soft beta ray. Sound and light alarm. Interrupt the output interface, through this interface can be connected to the microcontroller and then displayed on the LCD. Supports most of the Geiger tube: M4011, STS-5, SBM20, J305, etc. (the 330~600V operating voltage of the Geiger tube can be supported). Support the computers (PC) data acquisition, Matlab analysis and proceing. Specifications: Geiger tube parameters: Technical parameters diameter: 100.5mm Total length: 902mm Starting voltage: < 350V Recommended operating voltage: 380V Minimum plateau length: 80V Maximum plateau slope: 10%/80V Extreme operating voltage: 550V The maximum count rate: 25 times / min Medium temperature: -40 ~ 55 Item size: 118 * 63mm / 4.6 * 2.5in Package size: 130 * 80 * 50mm / 5.1 * 3.1 * 2.0in Package weight: 166g / 5.9ounce Packing List: 1 * Aembled Radiation Detector System Spare parts Packing List: 1 * Unaembled Radiation Detector Module Set Features: 5V power supply, or 3 * 1.5V battery; 4 * 1.2V battery, current: 30mA - 120mA. For the detection of 20mR/h-120mR/h of gamma rays and 100-1800 off variables/points of the soft beta ray. Equipped with sound and light alarm. Supports most of the Geiger tube: M4011, STS-5, SBM20, J305, etc. (the 330-600V operating voltage of the Geiger tube can be supported). Support the computers (PC) data acquisition, Matlab analysis and proceing. Compatible with: (recommended UNOR3, or any other arbitrary with 5V and external interrupt INT) Internet can be downloaded: S-PI example for Radiation Logger Logger Radiation can be used as the host computers software to build radiation monitoring station. Specifications: Material: electronic component Geiger tube parameters: Technical parameters diameter: 100.5mm Total length: 902mm Starting voltage: < 350V Recommended operating voltage: 380V Minimum plateau length: 80V Maximum plateau slope: 10%/80V Extreme operating voltage: 550V The maximum count rate: 25 times / min Medium temperature: -40 to 55 Item size: 108 * 63 * 20mm / 4.25 * 2.48 * 0.79in Item weight: 100g / 3.53ounce Package size: 120 * 80 * 40mm / 4.72 * 3.15 * 1.57in Package weight: 150g / 5.29ounce Packing List: 1 * Unaembled Radiation Detector Module Set Spare parts 2 Features: 5V power supply, or 3 * 1.5V battery; 4 * 1.2V battery, current: 30mA - 120mA. For the detection of 20mR/h-120mR/h of gamma rays and 100-1800 off variables/points of the soft beta ray. Equipped with sound alarm and light alarm function. Interrupt the output interface, through this interface can be connected to the microcontroller and then displayed on the LCD. Supports most of the Geiger tube: M4011, STS-5, SBM20, J305, etc. (the 330-600V operating voltage of the Geiger tube can be supported). Support the computers (PC) data acquisition, Matlab analysis and proceing. Compatible with: (recommended UNOR3, or any other arbitrary with 5V and external interrupt INT) Internet can be downloaded: S-PI example for Radiation Logger Logger Radiation can be used as the host computers software to build radiation monitoring station. Specifications: Material: electronic component Geiger tube parameters: Technical parameters diameter: 100.5mm Total length: 902mm Starting voltage: < 350V Recommended operating voltage: 380V Minimum plateau length: 80V Maximum plateau slope: 10%/80V Extreme operating voltage: 550V The maximum count rate: 25 times / min Medium temperature: -40 to 55 Item size: 108 * 63 * 20mm / 4.25 * 2.48 * 0.79in Item weight: 100g / 3.53ounce Package size: 120 * 80 * 40mm / 4.72 * 3.15 * 1.57in Package weight: 150g / 5.29ounce Packing List: 1 * Unaembled Radiation Detector Module Set