【Model number：RTH-500】

When the ocean survey machines are installed in the deep sea bottom, this titanium pressure case is used as that storage container.
Because titanium alloy is being used for the quality of the material, the biggest characteristics of this sphere are light weight and rust resistant.
About the inside diameter 480mm, capacity 58L and the capacity of this case is big, and it does the pressure case of the ocean survey machines, and it can be used.
And more because it is made of titanium alloy, weight is 45kg and also light weight on land as wen. By assembling connector, and adapters on the top, it can communicate with the outside and do a connection with other machines easily.