ST330 is the ideal solution to provide autonomy to containers and dry boxes, on long journeys or parking for extended periods of time, it has an extra long-lasting battery capable of reporting a position every 15 minutes for up to 5 weeks. It has powerful magnets that allow it to be easily placed on any metal surface (container, dry boxes), capable of withstanding elements such as water and dust, which are unavoidable due to operation, since this equipment complies with the IP67 standard, which guarantees waterproofing.