1. High strength modified polycarbonate shell

2. GPS or Beidou positioning module

3. Beidou short message or Iridium communication module

4. High-poly energy disposable lithium battery pack

5. Data acquisition and communication terminal

6. Radiation monitoring sensor

7. Underwater sail

8. Connecting rope

9. Expandable sensor module: temperature, wave, air pressure sensors, etc.

Provide radiation data generated by natural and artificial radiation. It meets a variety of uses such as continuous monitoring of the marine radiation environment, early warning of marine nuclear pollution, accident emergency response and marine scientific research investigation.