High sensitivity, wide measuring range, has a long service time, you do not need to change it often Using of sophisticated G-M tube as the detection sensor, the detecting data be more accurate Wide Applications: This tester can be applied to material inspection, environmental test, radiopharmaceutical screening, etc Compact and portable, you can put it into your pocket to carry easily. The operation interface is simple and clear, easy to use, giving you a better experience Detectable species: , Gamma, X-ray Sensor type: G-M tube Energy range: 50kev-1.5mev less than 30% Relative intrinsic error: less than plus or minus 10% Sensitivity: 80cpm / SV / Co-60 The maximum dose equivalent rate: 99.99sv/h Alarms threshold: 0.5/1.0/2.0/5.0 The use of ambient temperature: -25 - +45 Relative humidity: less than 95% (The product printed words depending on the batch, but this does not affect use) Color:As Shown Material:PCB Package Contents: 1 * Nuclear Radiation Detector Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.