A Geiger counter is not one of the things in life that you need every day. Therefore, this purist device is highly recommended. The handle is very simple and with the accompanying uranium beads can be the function check at any time, works perfectly. The Geiger counter is causing this typical hum as we know it from movies. That it is made in Germany is a nice exception are produced in the Far East at a time in the technical products apparently only. Conclusion: Good value for money, I hope to have just do not need this part time in an emergency.