Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:

Create a detailed description for the following product: Pocket Geiger Type 4, belonging to category: Radiation Detector for Smartphones

### Response:
Pocket Geiger is a compact radiation detector, used in connection with smartphones. It was developed after the reactor accident in Japan by engineers and scientists of the organisation Radiation-Watch.org in order to ease radiation measurement for the population. Within two minutes the device measures the radiation contamination in ambient air by means of photodiodes – the values are displayed on the smartphone and collected centrally.
### End