Specification Brand : YJYGR BulletPoint1 : For the detection of 20mR/h-120mR/h of gamma rays and 100-1800 off variables/points of the soft beta ray. BulletPoint2 : Equipped with sound and light alarm. BulletPoint3 : Interrupt the output interface, through this interface can be connected to the microcontroller and then displayed on the LCD display. BulletPoint4 : Supports most of the Geiger tube: M4011, STS-5, SBM20, J305, etc. (the 330-600V operating voltage of the Geiger tube can be supported). BulletPoint5 : Support the computer (PC) data acquisition, Matlab analysis and processing. Color : Deep Blue ExternallyAssignedProductIdentifier : 8691415899550 ItemName : YJYGR Assembled DIY Geiger Counter Kit Module Nuclear Radiation Detector with LCD Display ItemPackageDimensions_Height : 1.57 inches ItemPackageDimensions_Length : 5.51 inches ItemPackageDimensions_Width : 3.94 inches ItemPackageQuantity : 1 ItemTypeKeyword : industrial-and-scientific-geiger-counters Manufacturer : YJYGR Material : ABS NumberOfItems : 1 PartNumber : 652573979 ProductDescription : This is a kind of fine quality nuclear radiation detect module, Plug it and you can directly measured nuclear radiation. For the detection of 20mR/h-120mR/h of gamma rays and 100-1800 off variables/points of the soft beta ray. You can have a try.