https://www.youtube.com/watch?v=dbgmbpvzqFk
Thanks to advanced lithium-ion batteries, the Taigei-class of conventionally-powered submarines can remain submerged for much longer than other non-nuclear subs.
https://www.youtube.com/watch?v=dbgmbpvzqFk
Thanks to advanced lithium-ion batteries, the Taigei-class of conventionally-powered submarines can remain submerged for much longer than other non-nuclear subs.