IP67 is as "waterproof" / "immersion proof" as IP68. Both must withstand 1 meter immersion depth up to 30 minutes. The only advantage as far as I can tell is up

IP67 is as "waterproof" / "immersion proof" as IP68. Both must withstand 1 meter immersion depth up to 30 minutes. The only advantage as far as I can tell is up to the manufaturer "The test depth and duration is expected to be greater than the requirements for IPx7": https://en.wikipedia.org/wiki/IP_Code https://en.wikipedia.org/wiki/IP_Code