https://warthunder.com/en/news/5671-fleet-development-naval-mines-in-war-thunder-en

놓고 2분 지나면 자폭한다고 하네 ㅋㅋㅋㅋㅋㅋ

Naval mines need some time to arm after being deployed, and at the start of the test the arming time will be set to 3 seconds. Mines also have a self-destruction timer - after 2 minutes the mine will blow up.