Device for detecting and geolocating a container that has gone overboard

A device for detecting a fall of and for geolocating a container that has gone overboard, the device comprising:

• an electronic box,
• a means for removably attaching the electronic box to an external part of the container,
• a means for detecting the fall of the container,
• a control unit designed to control the removable attachment means in the event of a fall of the container being detected and disconnecting the electronic box from the external part of the container,
• a flotation means for making said electronic box float on surface of water,
• a geolocation module,
• a data communication means,
• a means for powering the control unit, and
• a link for maintaining a permanent connection between the electronic box and the container when the electronic box is disconnected from the container,
• wherein the removable attachment means comprises two jacks extending on either side of the electronic box, each jack of the two jacks comprising a portion able to at least partially surround a locking bar of a door of the container so as to hold the device between two locking bars, at least one of said jacks being controlled by the control unit alternately to retract or extend so as either to hold the electronic box between two locking bars or to release said portions from the locking bar.